Please note, this is a STATIC archive of website developer.mozilla.org from 03 Nov 2016, cach3.com does not collect or store any user information, there is no "phishing" involved.

Onze vrijwilligers hebben dit artikel nog niet naar het Nederlands vertaald. Doe mee en help de klus te klaren!

Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

The trimLeft() method removes whitespace from the left end of a string.

Syntax

str.trimLeft()

Return value

A new string representing the calling string stripped of whitespace from its left end.

Description

The trimLeft() method returns the string stripped of whitespace from its left end. trimLeft() does not affect the value of the string itself.

Examples

Using trimLeft()

The following example displays the lowercase string 'foo ':

var str = '   foo  ';

console.log(str.length); // 8

str = str.trimLeft();
console.log(str.length); // 5
console.log(str);        // 'foo  '

Specifications

Not part of any standard. Implemented in JavaScript 1.8.1.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari
Basic support (Yes) 3.5 (1.9.1) No support ? ?
Feature Android Chrome for Android Firefox Mobile (Gecko) IE Mobile Opera Mobile Safari Mobile
Basic support ? ? (Yes) ? ? ?

See also

Documentlabels en -medewerkers

 Aan deze pagina hebben bijgedragen: eduardoboucas, pstricker, fscholz, Mingun, rvighne, Sheppy, ethertank, ziyunfei, evilpie, Potappo, Midnightaz
 Laatst bijgewerkt door: eduardoboucas,