JavaScript Archives

How to Clear HTML5 Canvas for Redrawing in JavaScript

Sometimes you may need to clear canvas for redrawing in JavaScript. Here are the steps to do so.

Sometimes you may need to get browser viewport dimensions in JS. Here is how to do this using JavaScript.

Sometimes you may need to auto resize TextArea to Fit Text. Here are the steps to do so in JavaScript.

Sometimes you may need to render HTML in TextArea. Here are the steps to do it using JavaScript.

Sometimes you may need to convert object to string without quotes. Here are the different ways to do it.

Sometimes you may need to highlight text using JavaScript. Here are the different ways to do this using event handlers and CSS.

Often it is advisable to check file MIME type before upload. Here are the steps to check file MIME type with JavaScript before upload.

Sometimes you may need to replace line breaks with
in JavaScript. Here is how to do it.

Often you may need to detect when users your website or application. Here is how to detect when user leaves page.

You may need to allow your websites and applications to export HTML as PDF. Here is how to generate PDF from HTML using JavaScript.