how to call javascript function on button click in html

There are several ways of creating an HTML button, that acts like a link (i.e., clicking on it the user is redirected to the specified URL). Add event handler. `SCRIPT` is a JavaScript code which can be a single or multiple statements or a function call. It is now time to take a lesson about thealert-box: This is JavaScript's method to alert the user. But this article mainly focuses on the button oriented approach of calling the PHP Function. Here's the code: It doesn't seem to work correctly though. This is where JavaScript functions come in. Also, apart from doing this with the click of a button, a PHP function can be called using Ajax, JavaScript, and JQuery. Since the creation of the language, this is probably the way most functions have been called: as a function. I take a javascript variable say "formSubmit". if (event.keyCode === 13) {. Call JavaScript function on HTML button click. onClick event is simply used to fire an action, execute code or call a function when the specified HTML element is clicked. Another way of linking button Now, without further ado, let’s introduce the four ways in which a function can be called. Tip: Always specify the type attribute for a