Run results for: Regex removing whitespace vs trim

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.86 Safari/537.36

Browser: Chrome 73

Operating system: Mac OS X 10.14.2

Device Platform: Desktop

Date tested: 6 years ago

Test name	Executions per second
regex	1887968.5 Ops/sec
trim	11837745.0 Ops/sec

Script Preparation code:

var string = '    fsajdf asdfjosa fjoiawejf oawjfoei jaosdjfsdjfo sfjos 2324234 sdf safjao j o        sdlfks dflks l      '

AخA
 
var string = '    fsajdf asdfjosa fjoiawejf oawjfoei jaosdjfsdjfo sfjos 2324234 sdf safjao j o        sdlfks dflks l      '

Tests:

regex
string.replace(/^\s+|\s+$|\s+(?=\s)/g, '')
string.replace(/^\s+|\s+$|\s+(?=\s)/g, '')
trim
string.trim()
string.trim()