remove whitespace from string in javascript code example

Example 1: remove spaces in a string js

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

Example 2: remove all spaces from a string javascript

.replace(/ /g,'')

Example 3: js remove space before string

var str = "  Some text ";
str.trim();
// str = "Some text"

Example 4: javascript trim

var str=" I have outer spaces ";
var cleanStr=str.trim();//trim() returns string with outer spaces removed

Example 5: remove space from string javascript

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