Remove blank lines from a textarea using Prototype

Wednesday, February 18th, 2009

Here is a JavaScript function used to remove blank lines from a textarea. This snippet is using the Prototype JavaScript framework function removeBlankLines(field) { $(field).value=$(field).value.gsub(/\s+/, '\r\n'); } You can use it with "onblur" attribute:

Remove spaces from an input field with JavaScript

Wednesday, December 10th, 2008

This is a small snippet to remove the spaces from an input field using JavaScript. It can be useful when you want a value without spaces, or when you want to replace the spaces from the input field with other characters. The JavaScript code: function stripspaces(input) { input.value = input.value.replace(/\s/gi,""); ...