{"id":704,"date":"2026-05-29T09:42:47","date_gmt":"2026-05-29T09:42:47","guid":{"rendered":"https:\/\/logicnextgen.com\/tutorials\/?page_id=704"},"modified":"2026-07-30T07:24:49","modified_gmt":"2026-07-30T07:24:49","slug":"typescript-tutorial","status":"publish","type":"page","link":"https:\/\/logicnextgen.com\/tutorials\/typescript-tutorial\/","title":{"rendered":"TypeScript Tutorial"},"content":{"rendered":"\n<p class=\"has-text-color has-link-color has-large-font-size wp-elements-bb09f6597c78fc3aa20e3a8096b1a443 wp-block-paragraph\" style=\"color:#ff8d00\"><strong>TypeScript Tutorial<\/strong><\/p>\n\n\n\n<p class=\"has-text-color has-link-color wp-elements-f253bb0367b42078876ec69c7bccae0e wp-block-paragraph\" style=\"color:#ff8d00\"><strong>Best Free TypeScript Training Tutorial | Beginner To Advanced Level<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li class=\"has-contrast-color has-text-color has-link-color wp-elements-d2be8b93c8fa4e16232cc74c0894db4c\"><strong>Introduction to <strong>TypeScript<\/strong><\/strong><\/li>\n\n\n\n<li><strong>Installing TypeScript<\/strong><\/li>\n\n\n\n<li><strong>Write Your First TypeScript Program<\/strong><\/li>\n\n\n\n<li class=\"has-contrast-color has-text-color has-link-color wp-elements-199cce8f27cf9a68db140ba0e8608d37\"><strong>Variables in <strong>TypeScript<\/strong><\/strong><\/li>\n\n\n\n<li class=\"has-contrast-color has-text-color has-link-color wp-elements-6f718e88ba3d5bb0072745a796403f39\"><strong>Data Types in <strong>TypeScript<\/strong><\/strong><\/li>\n\n\n\n<li class=\"has-contrast-color has-text-color has-link-color wp-elements-6ec49d273555cb312e90d15c0538f549\"><strong>If-Else<\/strong><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 id=\"Why-is-Playwright-popular\" class=\"wp-block-heading has-large-font-size\"><strong>Introduction to <strong>TypeScript<\/strong><\/strong><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">TypeScript is an improved version of JavaScript. It includes everything that JavaScript has, plus extra features like data types, interfaces, and enums. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">These features help developers find mistakes while writing code instead of after running it. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">TypeScript makes code easier to read, understand, and maintain, especially in large projects. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Before running, TypeScript code is converted into JavaScript because browsers and Node.js can only run JavaScript.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 id=\"Why-is-Playwright-popular\" class=\"wp-block-heading has-large-font-size\"><strong><strong>Installing TypeScript<\/strong><\/strong><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Before <strong>TypeScript<\/strong>, you need to install <strong>Node.js<\/strong> on your system.<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>Step 1: Install Node.js<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Visit the official Node.js website:\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/nodejs.org\">https:\/\/nodejs.org<\/a><\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Download the <strong>LTS (Long-Term Support)<\/strong> version.<\/li>\n\n\n\n<li>Run the installer and complete the installation.<\/li>\n<\/ol>\n\n\n\n<h6 class=\"wp-block-heading has-medium-font-size\">Verify the Installation<\/h6>\n\n\n\n<p class=\"wp-block-paragraph\">Open <strong>Command Prompt<\/strong> or <strong>Terminal<\/strong> and run:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>node -v<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Check the npm version:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>npm -v<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Step 2: Install TypeScript<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Install TypeScript globally using npm:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>npm install -g typescript<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading has-medium-font-size\">What does this command mean?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>npm<\/code> \u2192 Node Package Manager<\/li>\n\n\n\n<li><code>install<\/code> \u2192 Installs a package<\/li>\n\n\n\n<li><code>-g<\/code> \u2192 Installs the package globally, so it can be used from any folder<\/li>\n\n\n\n<li><code>typescript<\/code> \u2192 The TypeScript package<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Step 3: Verify TypeScript Installation<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>tsc -v<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h1 id=\"Why-is-Playwright-popular\" class=\"wp-block-heading has-large-font-size\"><strong><strong>Write Your First TypeScript Program<\/strong><\/strong><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Create a file named: hello.ts<\/p>\n\n\n\n<div class=\"wp-block-kevinbatdorf-code-block-pro\" data-code-block-pro-font-family=\"Code-Pro-JetBrains-Mono\" style=\"font-size:.875rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.25rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)\"><span style=\"display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#282A36\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"54\" height=\"14\" viewBox=\"0 0 54 14\"><g fill=\"none\" fill-rule=\"evenodd\" transform=\"translate(1 1)\"><circle cx=\"6\" cy=\"6\" r=\"6\" fill=\"#FF5F56\" stroke=\"#E0443E\" stroke-width=\".5\"><\/circle><circle cx=\"26\" cy=\"6\" r=\"6\" fill=\"#FFBD2E\" stroke=\"#DEA123\" stroke-width=\".5\"><\/circle><circle cx=\"46\" cy=\"6\" r=\"6\" fill=\"#27C93F\" stroke=\"#1AAB29\" stroke-width=\".5\"><\/circle><\/g><\/svg><\/span><span role=\"button\" tabindex=\"0\" style=\"color:#F8F8F2;display:none\" aria-label=\"Copy\" class=\"code-block-pro-copy-button\"><pre class=\"code-block-pro-copy-button-pre\" aria-hidden=\"true\"><textarea class=\"code-block-pro-copy-button-textarea\" tabindex=\"-1\" aria-hidden=\"true\" readonly>let message: string = \"Hello, TypeScript!\";\nconsole.log(message);<\/textarea><\/pre><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" style=\"width:24px;height:24px\" fill=\"none\" viewBox=\"0 0 24 24\" stroke=\"currentColor\" stroke-width=\"2\"><path class=\"with-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4\"><\/path><path class=\"without-check\" stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2\"><\/path><\/svg><\/span><pre class=\"shiki dracula\" style=\"background-color: #282A36\" tabindex=\"0\"><code><span class=\"line\"><span style=\"color: #FF79C6\">let<\/span><span style=\"color: #F8F8F2\"> message<\/span><span style=\"color: #FF79C6\">:<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #8BE9FD; font-style: italic\">string<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #FF79C6\">=<\/span><span style=\"color: #F8F8F2\"> <\/span><span style=\"color: #E9F284\">&quot;<\/span><span style=\"color: #F1FA8C\">Hello, TypeScript!<\/span><span style=\"color: #E9F284\">&quot;<\/span><span style=\"color: #F8F8F2\">;<\/span><\/span>\n<span class=\"line\"><span style=\"color: #F8F8F2\">console.<\/span><span style=\"color: #50FA7B\">log<\/span><span style=\"color: #F8F8F2\">(message);<\/span><\/span><\/code><\/pre><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Compile the TypeScript File<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>tsc hello.ts<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Run the JavaScript File<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>node hello.js<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Output: Hello, TypeScript!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>TypeScript Tutorial Best Free TypeScript Training Tutorial | Beginner To Advanced Level Introduction to TypeScript TypeScript is an improved version of JavaScript. It includes everything that JavaScript has, plus extra features like data types, interfaces, and enums. These features help developers find mistakes while writing code instead of after running it. TypeScript makes code easier &#8230; <a title=\"TypeScript Tutorial\" class=\"read-more\" href=\"https:\/\/logicnextgen.com\/tutorials\/typescript-tutorial\/\" aria-label=\"Read more about TypeScript Tutorial\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-704","page","type-page","status-publish"],"_links":{"self":[{"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/pages\/704","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/comments?post=704"}],"version-history":[{"count":12,"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/pages\/704\/revisions"}],"predecessor-version":[{"id":994,"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/pages\/704\/revisions\/994"}],"wp:attachment":[{"href":"https:\/\/logicnextgen.com\/tutorials\/wp-json\/wp\/v2\/media?parent=704"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}