Lights, camera, action. Cinema movies have captured the hearts and minds of audiences for over a century. But have you ever wondered how these captivating films come to life? From ...More libdom.d.ts refinements. We are continuing to move more of TypeScript’s built-in .d.ts library (lib.d.ts and family) to be generated from Web IDL files directly from the DOM specification. As a result some vendor-specific types related to media access have been removed. Adding this file to an ambient *.d.ts to your project will bring ...May 9, 2022 · Step 1 — Starting the TypeScript Project. To begin your TypeScript project, you will need to create a directory for your project: mkdir typescript-project. Now change into your project directory: cd typescript-project. With your project directory set up, you can install TypeScript: npm i typescript --save-dev. TypeScript中的处理. TypeScript是JavaScript的超集，在类型系统上提供了更严格的规范和类型检查。. 在TypeScript中，值传递和引用传递的规则与JavaScript保持一致。. value = value + 10; console.log(value); } let num = 5; updateValue(num); console.log(num); 在这个例子中，虽然TypeScript提供了 ... It defines how your project should be built and served. “version”: 2: Specifies the version of the Vercel configuration. “builds”: Describes the build settings. “src”: “dist/index.js ...Install it via the command line (assuming you are on Windows) npm install typescript // add -g if you want to install it globally. cd intoYourFolder // change directory to the folder where you have the .ts file. tsc *.ts // this will compile all typescript files in the directory.helloWorld = 20; // Type 'number' is not assignable to type 'string'.ts(2322) In creating a variable and assigning it to a particular value, TypeScript will use the value as its type. As mentioned in the TypeScript docs: By understanding how JavaScript works, TypeScript can build a type-system that …Custom hook that dynamically loads scripts and tracking their loading status. usehooks-ts Documentation Menu. ... from 'usehooks-ts' // it's an example, use your types instead declare const jQuery: any export default function Component {// Load the script asynchronously const status = useScript ...Step 1: Create a simple TS file. Open VS Code on an empty folder and create a helloworld.ts file, place the following code in that file... let message: string = 'Hello World'; console. log (message); To test that you have the TypeScript compiler tsc installed correctly and a working Hello World program, open a terminal and type …The tsconfig.ts file contains the configuration options for the TypeScript compiler. We will dicuss the changes in the App.vue file in more depth in the section below. Development language and compiling We use the lang attribute with a value of “ts” on the script block to tell Vue that we’re using TypeScript as the language.Feb 3, 2020 ... js TypeScript Boilerplate ... It contains server and client scripts both written in TypeScript. ... ts-template. ThreeJS, TypeScript, GLSL ...Get Started. Quick introductions based on your background or preference. TS for the New Programmer. TypeScript for JS Programmers. TS for Java/C# Programmers. TS for Functional Programmers. TypeScript Tooling in 5 minutes.Let's start with a simple Hello World Node.js example. Create a new folder HelloWorld and launch VS Code. mkdir HelloWorld cd HelloWorld code . From the File Explorer, create a new file called helloworld.ts. Now add the following TypeScript code. You'll notice the TypeScript keyword let and the string type …If you’re ever shopping for home furniture at Haverty, it can be tough to know where to start. There are so many options, and you might not know right away which pieces are best fo...TypeScript is a typed superset of JavaScript, and it ships type definitions for the DOM API. These definitions are readily available in any default TypeScript project. Of the 20,000+ lines of definitions in lib.dom.d.ts, one stands out among the rest: HTMLElement. This type is the backbone for DOM manipulation with TypeScript. Option 2: Declare your JS for use in your TS. e.g. if you are going to call a js function anExampleFunction you can simply create a declaration (in a .d.ts file): declare const anExampleFunction: Function; And now you will be able to call the function from TypeScript. Bun is a JavaScript runtime. Bun is a new JavaScript runtime built from scratch to serve the modern JavaScript ecosystem. It has three major design goals: Speed. Bun starts fast and runs fast. It extends JavaScriptCore, the performance-minded JS engine built for Safari. As computing moves to the edge, this is critical.1. Install ts-node node module globally. Create node runtime configuration (for IDE) or use node in command line to run below file js file (The path is for windows, but you can do it for linux as well) ~\AppData\Roaming\npm\node_modules\ts-node\dist\bin.js. Give your ts file path …You can import .ts and .tsx files in your Astro project, write TypeScript code directly inside your Astro component, and even use an astro.config.ts file if you like. Using TypeScript, you can prevent errors at runtime by defining the shapes …Using an External Typings File . You might find it easier to organize your types by moving them from the support file into an external declaration (*.d.ts) file.To do so, create a new file, like cypress.d.ts, and cut the types for your custom commands/assertions from the support file and into the new file. Below is an example of moving the custom cy.mount typings …Bun is a JavaScript runtime. Bun is a new JavaScript runtime built from scratch to serve the modern JavaScript ecosystem. It has three major design goals: Speed. Bun starts fast and runs fast. It extends JavaScriptCore, the performance-minded JS engine built for Safari. As computing moves to the edge, this is critical.8 days ago ... Run a TypeScript file with ts-node . Depending on the way you specified your TypeScript file in the run/debug configuration, do one ...When it comes to handwriting, there are a variety of styles to choose from. One popular style is cursive, a flowing script that connects each letter together. Within cursive, there...install TypeScript with npm i typescript. create a folder called example and cd into it (in your terminal) create a file called hello.world.ts. write the following code in it: const firstWords:string = "hello world" console.info(firstWords); Hello world In TypeScript – My first TypeScript program! and then save it.Installing Dependencies. Since we are going to work with Express.js, we need to install Express. npm i --save express. We need to install TypeScript as well as Express types to take advantage of TypeScript, but in this case, we will install them as part of the dev dependencies. npm i --save-dev typescript @types/express.6 days ago · It is an Open Source Object Oriented programming language and strongly typed language. As TS code is converted to JS code it makes it easier to integrate into JavaScript projects. The TypeScript Tutorial provides a complete guide from beginner to advanced level. For a large-scale project adopting It might result in more robust software, while ... This script is highly adaptable and can be implemented in a variety of Roblox games. To use it, just copy the script from below and input it into your keyboard, then run it. 01/01/1970 Get 56 Mobile Universal: Aim-Bot Mobile Script Aim-Bot is a powerful script designed for Roblox games that allows players to automatically aim and shoot at their ...How Iterators and Generators work in TypeScript. Iterables. An object is deemed iterable if it has an implementation for the Symbol.iterator property. Some built-in types like Array, Map, Set, String, Int32Array, Uint32Array, etc. have their Symbol.iterator property already implemented.Symbol.iterator function on an object is responsible for returning the list of …to io-ts. to Java. to JSDoc. to JSON Schema. to Kotlin. to MobX-State-Tree Model. to Mongoose Schema. to MySQL. to React PropTypes. to Rust Serde. to Sarcastic. to Scala Case Class. to TOML. to TypeScript. to YAML. to Zod Schema. JSON Schema. to OpenAPI Schema. to Protobuf. to TypeScript. to Zod Schema. CSS. …In the world of entertainment, movies hold a special place. They have the power to transport us to different worlds, evoke emotions, and tell captivating stories. The first step in...The goal: Let everyone play with many different TypeScript features. and get an overview of TypeScript capabilities and principles. Things to cover: A set of interactive TypeScript …Get Started. Quick introductions based on your background or preference. TS for the New Programmer. TypeScript for JS Programmers. TS for Java/C# Programmers. TS for …Instead, ts-node starts with the script file (e.g. ts-node index.ts) and TypeScript resolves dependencies based on imports and references. Occasionally, this optimization leads to missing types. Fortunately, there are other ways to include them in typechecking. For global definitions, you can use the typeRoots compiler …Oct 20, 2022 ... JavaScript is a dynamically typed scripting language primarily used for web development, enabling interactive and dynamic website features. In ...If you’re able to log into Express Scripts, you’ll be able to successfully manage the ordering and delivery of your prescriptions. To log in, you’ll first have to register with the...If you’re able to log into Express Scripts, you’ll be able to successfully manage the ordering and delivery of your prescriptions. To log in, you’ll first have to register with the...Dec 20, 2021 · Run the linter to check all files with the .ts TypeScript extension: npx eslint .--ext.ts You’ve now set up the eslint linter to check your TypeScript syntax. Next you’ll update your npm configuration to add some convenient scripts for linting and running your project. Step 5 — Updating the package.json File to io-ts. to Java. to JSDoc. to JSON Schema. to Kotlin. to MobX-State-Tree Model. to Mongoose Schema. to MySQL. to React PropTypes. to Rust Serde. to Sarcastic. to Scala Case Class. to TOML. to TypeScript. to YAML. to Zod Schema. JSON Schema. to OpenAPI Schema. to Protobuf. to TypeScript. to Zod Schema. CSS. …TypeScript is a strongly typed programming language that builds on JavaScript, giving you better tooling at any scale. Try TypeScript Now. Online or via npm. Editor Checks. Auto …Inferred projects are what is used to represent a loose TS/JS file. If a file does not have a configuration file (tsconfig.json or jsconfig.json) in the current directory or any parent directories, the server will create an inferred project for it.The server will include the loose file, then includes all other files included by triple slash references and module …How to enforce lang="ts" in script tags with an ESLint rule in Vue. Ask Question Asked 2 years, 9 months ago. Modified 2 years, 5 months ago. Viewed 1k times 3 I'm looking for a way to enforce that everyone working on our code base use TypeScript for Single File Components. All the components use TypeScript, so disabling JavaScript is …Install it via the command line (assuming you are on Windows) npm install typescript // add -g if you want to install it globally. cd intoYourFolder // change directory to the folder where you have the .ts file. tsc *.ts // this will compile all typescript files in the directory. <script setup> <script setup> is a compile-time syntactic sugar for using Composition API inside Single-File Components (SFCs). It is the recommended syntax if you are using both SFCs and Composition API. It provides a number of advantages over the normal <script> syntax: More succinct code with less boilerplate Choose from many below. The current GTA:O Version is 1.68. 1. Download and extract your script from below. 2. Place the script .lua inside the Modest Menu "scripts" folder. 3. Reload scripts / Restart game and verify your script shows up under the script section.TypeScript adds a typeof operator you can use in a type context to refer to the type of a variable or property: let s = "hello"; let n: typeof s; let n: string. This isn’t very useful for basic types, but combined with other type operators, you can use typeof to conveniently express many patterns. For an example, let’s start by looking at ...TypeScript is an open-source programming language that builds on top of JavaScript. It works on any web browser, any OS, and any environment that JavaScript runs. In this …var declarations. Declaring a variable in JavaScript has always traditionally been done with the var keyword. var a = 10; As you might’ve figured out, we just declared a variable named a with the value 10. We can also declare a variable inside of a function: function f() {. The primitives: string, number, and boolean. JavaScript has three very commonly used primitives: string, number, and boolean . Each has a corresponding type in TypeScript. As you might expect, these are the same names you’d see if you used the JavaScript typeof operator on a value of those types: string represents string values like "Hello ... Further Reading (stage 2): A Complete Guide to TypeScript Decorators. To enable experimental support for decorators, you must enable the experimentalDecorators compiler option either on the command line or in your tsconfig.json: Command Line: tsc --target ES5 --experimentalDecorators. tsconfig.json: {. TypeScript Documentation. Get Started. Quick introductions based on your background or preference. TS for the New Programmer. TypeScript for JS Programmers. TS for Java/C# …Export. Tweet link to Playground. Copy as Markdown Issue. Copy as Markdown Link. Copy as Markdown Link with Preview. Open in TypeScript AST Viewer. Open in Bug Workbench. Open in VSCode TS Playground (alpha) Open in CodeSandbox.Write, Run & Share Typescript code online using OneCompiler's Typescript online compiler for free. It's one of the robust, feature-rich online compilers for Typescript language. Getting started with the OneCompiler's Typescript editor is easy and fast. The editor shows sample boilerplate code when you choose language as …The goal: Let everyone play with many different TypeScript features. and get an overview of TypeScript capabilities and principles. Things to cover: A set of interactive TypeScript exercises.Nov 23, 2020 ... js supports and then running the compiled code. It sure would be nice if we could execute TypeScript scripts the same way as regular JavaScript ...TypeScript supports the following for loops: for loop. for..of loop. for..in loop. for Loop. The for loop is used to execute a block of code a given number of times, which is specified by …Write, Run & Share Typescript code online using OneCompiler's Typescript online compiler for free. It's one of the robust, feature-rich online compilers for Typescript language. Getting started with the OneCompiler's Typescript editor is easy and fast. The editor shows sample boilerplate code when you choose language as …Unleash the power of this script, combining auto farm, auto stats, and teleport features for ultimate gaming convenience. 01/01/1970 Get 129 Cat Piece: Auto hit Boss, Auto train, Auto Farm Elevate your gaming experience with this versatile script, offering seamless automation of hitting bosses, training, and farming tasks. ...ts-loader. We use ts-loader in this guide as it makes enabling additional webpack features, such as importing other web assets, a bit easier. warning. ts-loader uses tsc, the TypeScript compiler, and relies on your tsconfig.json configuration. Make sure to avoid setting module to "CommonJS", or webpack won't be able to tree-shake your code.As of April 2015, the fax number for Express Scripts if ordering from within the United States is 1-877-895-1900. It is important to note that only a doctor can fax in a prescripti...Using an External Typings File . You might find it easier to organize your types by moving them from the support file into an external declaration (*.d.ts) file.To do so, create a new file, like cypress.d.ts, and cut the types for your custom commands/assertions from the support file and into the new file. Below is an example of moving the custom cy.mount typings …Modify your package.json so it includes a new script: "postbundle": "copyfiles -u 1 src/**/*.template dist/" Add or update your bundle script so it matches: ... # Copy $ tscp # Copy for TS project references $ tscp -b # Watcher $ tscp -w # Watcher for TS project references $ tscp -b -w # Custom compiler settings $ tscp -p tsconfig.production ...The complete Catalog.ts script is available on the GitHub. A basic entity consists of columns and every entity must declare at least one primary column. TypeORM provides several types of primary ...TypeScript supports the following for loops: for loop. for..of loop. for..in loop. for Loop. The for loop is used to execute a block of code a given number of times, which is specified by …TypeScript is a syntactic superset of JavaScript which adds static typing. This basically means that TypeScript adds syntax on top of JavaScript, allowing developers to add …Oct 20, 2022 ... JavaScript is a dynamically typed scripting language primarily used for web development, enabling interactive and dynamic website features. In ...To set a checkbox to checked/unchecked in TypeScript: Select the checkbox element. Type the element as HTMLInputElement using a type assertion. Use the element's checked property to set the checkbox to checked or unchecked. This is the index.html file for the examples. And here is the related TypeScript code.Apps Script is a rapid application development platform that makes it fast and easy to create business applications that integrate with Google Workspace. Notice that we didn’t have to explicitly pass the type in the angle brackets (<>); the compiler just looked at the value "myString", and set Type to its type.While type argument inference can be a helpful tool to keep code shorter and more readable, you may need to explicitly pass in the type arguments as we did in the previous example when the compiler fails to infer the type, as may happen ... TypeScript is a superset of JavaScript that compiles to clean JavaScript output. - microsoft/TypeScript What is roblox-ts? In short, roblox-ts is a way to use the tooling and ecosystem surrounding TypeScript for Roblox development. This includes intellisense, IDE extensions, linters, code formatters, and more! It allows you to write TypeScript code that is then compiled into Luau code for use inside of Roblox. roblox-ts works with …The for loop is used to execute a block of code a given number of times, which is specified by a condition. Syntax: for (first expression; second expression; third expression ) {. // statements to be executed repeatedly. } Here, the first expression is executed before the loop starts.Every future best-selling screenwriter knows that in order to write great scripts, you’ve got to read great scripts. Luckily, there are quite a few really great spots online where ...You may want to write your scripts as separate .js/.ts files or need to reference an external script on another server. You can do this by referencing these in a <script> tag’s src attribute. Import local scripts Section titled Import local scripts. When to use this: when your script lives inside of src/.Using an External Typings File . You might find it easier to organize your types by moving them from the support file into an external declaration (*.d.ts) file.To do so, create a new file, like cypress.d.ts, and cut the types for your custom commands/assertions from the support file and into the new file. Below is an example of moving the custom cy.mount typings …Cold calling can be a challenging task for sales professionals. With only a few seconds to make a strong impression, having an effective sales script is crucial. To create a succes...For Rollup that's rollup-plugin-svelte and for Webpack that's svelte-loader. For both, you need to install typescript and svelte-preprocess and add the preprocessor to the plugin config (see the respective READMEs for more info). If you're starting a new project, you can also use the rollup or webpack template to scaffold the setup …Sep 12, 2022 · This command listens to the changes in the project. If you add a new code to the main.ts file or add a new .ts file to the project, the changes are detected and transpiled, and add them to the ts-built file. And I add the command below in the package.json file: "scripts": { "start": "live-server" }, If you run this code: npm start Discover FiveM scripts compatible with ESX, QBCore, and Standalone servers. Such as our Engine Swaps script. Welcome to KuzQuality. Reimagining FiveM Scripts. Welcome to our world of premium FiveM …6 days ago · It is an Open Source Object Oriented programming language and strongly typed language. As TS code is converted to JS code it makes it easier to integrate into JavaScript projects. The TypeScript Tutorial provides a complete guide from beginner to advanced level. For a large-scale project adopting It might result in more robust software, while ... How Iterators and Generators work in TypeScript. Iterables. An object is deemed iterable if it has an implementation for the Symbol.iterator property. Some built-in types like Array, Map, Set, String, Int32Array, Uint32Array, etc. have their Symbol.iterator property already implemented.Symbol.iterator function on an object is responsible for returning the list of …Install the PowerShell extension from Microsoft. PowerShell Editor – Visual Studio Code. To create our first PowerShell script we will need to create a new file. To keep organized, we will create a new folder “scripts” where we are going to store our files. In Visual Studio Code: Open the Explorer. Choose Open Folder.As of April 2015, the fax number for Express Scripts if ordering from within the United States is 1-877-895-1900. It is important to note that only a doctor can fax in a prescripti...Existing Projects. Add TypeScript to your project by renaming a file to .ts / .tsx.Run next dev and next build to automatically install the necessary dependencies and add a tsconfig.json file with the recommended config options.. If you already had a jsconfig.json file, copy the paths compiler option from the old jsconfig.json into the new tsconfig.json …TypeScript is a superset of JavaScript. Superset means that it adds features on top of what JavaScript offers. TypeScript takes all the functionalities and structures …Then, in your deploy script located at file_path, edit the contract name and call the methods you want to to run your contract. file_path/deploy_script.ts: // This script can be used to deploy the "ContractName" contract using ethers.js library. // Please make sure to compile before running this script.Add a comment. -1. The ts and js files are resolved without extension : import { Option } from './data' //refers to /data.ts. if the folder contains one file called index.js in its root the folder could be resolved without specifying index.js. import store from './store' // store is a folder that contains `index.js`. Share. Improve this answer. Additional module types can be provided using a .d.ts declaration file using the declare module "moduleName" syntax. Declaration files. When a TypeScript script gets compiled there is an option to generate a declaration file (with the extension .d.ts) that functions as an interface to the components in the compiled JavaScript. In the process ... Oct 2, 2012 · Next, tsc gulpfile.ts gulp-config.ts typings/tsd.d.ts. this will transpile the gulpfile.ts and gulp-config.ts files to gulpfile.js and gulp-config.js. We supply the typings/tsd.d.ts file as reference for correct transpilation. The typescript node module covers many options >> tsc -h to specify output directory or file, etc.. Additional module types can be provided using a .d.ts declaration file using the declare module "moduleName" syntax. Declaration files. When a TypeScript script gets compiled there is an option to generate a declaration file (with the extension .d.ts) that functions as an interface to the components in the compiled JavaScript. …Add a comment. -1. The ts and js files are resolved without extension : import { Option } from './data' //refers to /data.ts. if the folder contains one file called index.js in its root the folder could be resolved without specifying index.js. import store from './store' // store is a folder that contains `index.js`. Share. Improve this answer.Nov 23, 2020 ... js supports and then running the compiled code. It sure would be nice if we could execute TypeScript scripts the same way as regular JavaScript ...
Installing Dependencies. Since we are going to work with Express.js, we need to install Express. npm i --save express. We need to install TypeScript as well as Express types to take advantage of TypeScript, but in this case, we will install them as part of the dev dependencies. npm i --save-dev typescript @types/express.. City of austin trash schedule
Just executing command nodemon index.js will run your project. But if you install Nodemon locally by command npm install nodemon then you have to specify the script. If you name it as start then npm run start or npm start will trigger the server to run. // Absolutely no need for global installation. "scripts": {.TypeScript is a language for application-scale JavaScript. TypeScript adds optional types to JavaScript that support tools for large-scale JavaScript applications for any browser, for any host, on any OS. TypeScript compiles to readable, standards-based JavaScript. Try it out at the playground, and stay up to date via our blog and … Further Reading (stage 2): A Complete Guide to TypeScript Decorators. To enable experimental support for decorators, you must enable the experimentalDecorators compiler option either on the command line or in your tsconfig.json: Command Line: tsc --target ES5 --experimentalDecorators. tsconfig.json: {. More on Functions. Functions are the basic building block of any application, whether they’re local functions, imported from another module, or methods on a class. They’re also values, and just like other values, TypeScript has many ways to describe how functions can be called. Let’s learn about how to write types that describe functions. Transforming TypeScript into JavaScript - Stack Overflow. Ask Question. Asked 11 years, 5 months ago. Modified 1 year, 5 months ago. Viewed 185k times. 75. …TypeScript is a typed superset of JavaScript that compiles to plain JavaScript. It offers classes, modules, and interfaces to help you build robust components. Install the TypeScript compiler. Visual Studio Code includes …install TypeScript with npm i typescript. create a folder called example and cd into it (in your terminal) create a file called hello.world.ts. write the following code in it: const firstWords:string = "hello world" console.info(firstWords); Hello world In TypeScript – My first TypeScript program! and then save it.If you’re looking to sell your used items in Regina, it’s important to approach the process with a strategic mindset. Selling used items can be a great way to declutter your home a...ts_scripts.marsgen module¶ ts_scripts.modelarchiver_utils module¶ ts_scripts.print_env_info module¶ ts_scripts.regression_utils module¶ ts_scripts.sanity_utils module¶ ts_scripts.shell_utils module¶ ts_scripts.torchserve_grpc_client module¶ ts_scripts.tsutils module¶ ts_scripts.utils …Use TypeScript with Svelte / Sapper. EDIT 2020-07-24: Svelte now officially supports TypeScript. It only takes a few steps to use TypeScript in your .svelte files within <script lang="typescript">...</script> blocks. The following example shows you how to create a new project based on the default Sapper template and add support for …To set a checkbox to checked/unchecked in TypeScript: Select the checkbox element. Type the element as HTMLInputElement using a type assertion. Use the element's checked property to set the checkbox to checked or unchecked. This is the index.html file for the examples. And here is the related TypeScript code.Apps Script is a rapid application development platform that makes it fast and easy to create business applications that integrate with Google Workspace.Additional module types can be provided using a .d.ts declaration file using the declare module "moduleName" syntax. Declaration files. When a TypeScript script gets compiled there is an option to generate a declaration file (with the extension .d.ts) that functions as an interface to the components in the compiled JavaScript. …What is TypeScript? TypeScript is a superset of JavaScript, meaning that it does everything that JavaScript does, but with some added features. The main reason for …Export. Tweet link to Playground. Copy as Markdown Issue. Copy as Markdown Link. Copy as Markdown Link with Preview. Open in TypeScript AST Viewer. … More on Functions. Functions are the basic building block of any application, whether they’re local functions, imported from another module, or methods on a class. They’re also values, and just like other values, TypeScript has many ways to describe how functions can be called. Let’s learn about how to write types that describe functions. Oct 2, 2012 · Next, tsc gulpfile.ts gulp-config.ts typings/tsd.d.ts. this will transpile the gulpfile.ts and gulp-config.ts files to gulpfile.js and gulp-config.js. We supply the typings/tsd.d.ts file as reference for correct transpilation. The typescript node module covers many options >> tsc -h to specify output directory or file, etc.. The ts-node command efficiently runs TypeScript scripts. But there is a way to make it even faster. Step 3 — Speeding Things Up Under the hood, ts-node takes your script, does some semantic checking to ensure your code is error-free, and then compiles your TypeScript into JavaScript. This is the safest option.May 25, 2022 · declare宣言 で、既存のJavaScriptに型情報を追加する。. 既存のJavaScriptで下記のようなコードがある場合、TypeScript (--.ts)として扱うと 変数$が定義されていません とエラーになる。. $('.awesome').show(); // エラー: `$` が存在しません。. 簡単な修正方法は、 declare宣言 ... Cold calling can be a challenging task for sales professionals. With only a few seconds to make a strong impression, having an effective sales script is crucial. To create a succes... TypeScript is a syntactic superset of JavaScript which adds static typing. This basically means that TypeScript adds syntax on top of JavaScript, allowing developers to add types. TypeScript being a "Syntactic Superset" means that it shares the same base syntax as JavaScript, but adds something to it. .