remove spaces in a string javascript code example

Example 1: remove spaces in a string js

str.replace(/\s+/g, '')

Example 2: remove space from string javascript

var str = "       Hello World!        ";
alert(str.trim());

Example 3: how to remove spaces from strings javascript

var str = '/var/www/site/Brand new document.docx';

document.write( str.replace(/\s/g, '') );