what is javascript - Wikitechy https://www.wikitechy.com/interview-questions/tag/what-is-javascript/ Interview Questions Thu, 28 Apr 2022 06:45:27 +0000 en-US hourly 1 https://wordpress.org/?v=6.9 https://www.wikitechy.com/interview-questions/wp-content/uploads/2025/10/cropped-wikitechy-icon-32x32.png what is javascript - Wikitechy https://www.wikitechy.com/interview-questions/tag/what-is-javascript/ 32 32 What is JS ? https://www.wikitechy.com/interview-questions/web-designing/what-is-js/ https://www.wikitechy.com/interview-questions/web-designing/what-is-js/#respond Wed, 20 Apr 2022 07:54:30 +0000 https://www.wikitechy.com/interview-questions/?p=4173
  • It is a small piece of javascript program that can add user interactivity to your website.
  • A Script could provide a dropdown menu and generate a pop-up alert box message.
  • It can trigger those functions using HTML attributes and write various small functions, called event handlers using any of the scripting language.
  • Nowadays most of the web developers using JavaScript and associated framework.
  • In separate file we can keep JavaScript code and then include it wherever it’s needed, or you can define functionality inside HTML document itself.

    • For example,

    <!DOCTYPE html>
                   <html>

                          <head>
                                <title>Welcome to Kaashiv</title>
                              <script src = "/html/script.js" type = "text/javascript"/></script>
                         </head>

                        <body>
                             <input type = "button" onclick = "Hello();" name = "ok" value = "Click Me" />
                   </body>
              </html>

    Output:

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