I am writing a batch script in order to beautify JavaScript code. It needs to work on both Windows and Linux. How can I beautify JavaScript code using the command line tools? Answer First, pick your favorite Javascript based Pretty Print/Beautifier. I prefer the one at http://jsbeautifier.org/, because it’s what I found first. Downloads its file https://github.com/beautify-web/js-beautify/blob/master/js/lib/beautify.js Second, download and
Tag: javascript
How can I remove a child node in HTML using JavaScript?
Is there a function like document.getElementById(“FirstDiv”).clear()? Answer To answer the original question – there are various ways to do this, but the following would be the simplest. If you already have a handle to the child node that you want to remove, i.e. you have a JavaScript variable that holds a reference to it: Obviously, if you are not using
Length of a JavaScript object
I have a JavaScript object. Is there a built-in or accepted best practice way to get the length of this object? Answer Updated answer Here’s an update as of 2016 and widespread deployment of ES5 and beyond. For IE9+ and all other modern ES5+ capable browsers, you can use Object.keys() so the above code just becomes: This doesn’t have to