how to remove all spaces from a string in javascript code example

Example 1: remove spaces in a string js

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

Example 2: javascript remove all whitespaces

var spacesString= "Do I have spaces?"; 
var noSpacesString= myString.replace(/ /g,'');// "DoIhavespaces?"

Example 3: remove all spaces from a string javascript

.replace(/ /g,'')

Example 4: javascript remove all spaces from string

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