Should each page have its own JavaScript file?

Should JavaScript be in a separate file?

You should put your JS code in a separate file because this makes it easier to test and develop. The question of how you serve the code is a different matter. Serving the HTML and the JS separately has the advantage that a client can cache the JS.

Can one js file for multiple pages?

You can store one or more of your JavaScript scripts in a single . js file and access them from multiple HTML pages. Put the script in an external JavaScript file. If you have the script already inside your HTML page, remove all the JavaScript code inside the

Do I need to keep JavaScript files?

No. Some JavaScripts are 100% necessary to correctly display your web pages. They are needed for certain website functions, for the use of advertisement or other important purposes. Sometimes you just can't go without them.

Should I separate HTML and JavaScript?

having html,css and JavaScript in the same file somehow it is difficult and complexity of the code is increased …. so keep them in a separate file is a better choice and it increases the re-usability of those files because those external css and JavaScript file can be used in other html codes also .

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How call multiple JavaScript file in HTML?

Method 1: Use JavaScript to include another JavaScript file

  1. Add the following function in your web page. function loadScript(url) { var head = document. getElementsByTagName('head')[0]; var script = document. ...
  2. just call the below loadScript function, where you want to include the js file. loadScript('/js/jquery-1. min.

How do you add another page in HTML w3schools?

“how to make a second page in html w3schools” Code Answer

  1. const showHideAll =(list)=>{
  2. for(var i = 0; i
  3. list[i]. classList. remove('show');
  4. list[i]. classList. add('hide'); // depending on what you're doing.
  5. }
  6. }
  7. window. onload = function() {

Can JavaScript files be deleted?

You can not delete files with javascript for security reasons. However, you can do so with the combination of server-side language such as PHP, ASP.NET, etc using Ajax. Below is sample ajax call that you can add in your code.

How many JavaScript files is too many?

Edit: To answer further No, there are no limits on the number of files, but most browsers can only have 2 connections (for a site) to a web server at any one time and thus will load your js 2 files at a time.

How do I protect JavaScript files?

You can place either JavaScript or CSS files in your secured server and read those files using JavaScript obfuscated code to prevent the unnecessary access. Remove all your CSS and JavaScript files from the solution which needs security and place those files in the secured server.

What is the main use of JavaScript?

JavaScript is a text-based programming language used both on the client-side and server-side that allows you to make web pages interactive. Where HTML and CSS are languages that give structure and style to web pages, JavaScript gives web pages interactive elements that engage a user.

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How the JavaScript program is saved?

write("Text written using JavaScript code!"); You would then save the file with a . js extension. For instance, you could save it as write.

Where does JavaScript go in HTML?