js method string remove extra spaces code example

Example 1: remove spaces in a string js

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

Example 2: js method string remove extra spaces

const sentence = '    My string with a    lot   of Whitespace.  '.replace(/\s+/g, ' ').trim()

// 'My string with a lot of Whitespace.'

Example 3: javascript remove all spaces from string

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