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External JavaScript Advantages. Placing scripts in external files has some advantages: It separates HTML and code; It makes HTML and JavaScript easier to read and maintain; Cached JavaScript files can speed up page loads; To add several script files to one page - use several script tags:
The HTML <script> tag is used to define a client-side script (JavaScript). The <script> element either contains script statements, or it points to an external script file through the src attribute. Common uses for JavaScript are image manipulation, form validation, and dynamic changes of content.
The src attribute specifies the URL of an external script file. If you want to run the same JavaScript on several pages in a web site, you should create an external JavaScript file, instead of writing the same script over and over again.
6 gru 2012 · To include an external Javascript file you use the <script> tag. The src attribute points to the location of your Javascript file within your web project. <script src="some.js" type="text/javascript"></script>
13 cze 2023 · There are 3 ways to include Javascript in HTML: External Javascript, load a Javascript file – <script src="FILE.JS"></script>. Internal Javascript, add a block of code in the HTML document itself – <script>DO SOMETHING</script>. Inline Javascript, directly add Javascript to an HTML element – <input type="button" value="Test" onclick ...
15 kwi 2024 · You can add JavaScript code in an HTML document by employing the dedicated HTML tag <script> that wraps around JavaScript code. The <script> tag can be placed in the <head> section of your HTML or in the <body> section, depending on when you want the JavaScript to load.
25 lip 2024 · You run JavaScript from inside your HTML webpages. To call JavaScript code from within HTML, you need the <script> element. There are two ways to use script, depending on whether you're linking to an external script or embedding a script right in your webpage.
