Widely Available
Strings
id: string-startsends-with
String startsWith() and endsWith()
The
startsWith() and endsWith() methods of strings returns whether a search string appears at the beginning or end of the provided string.
Baseline Status:
Achieved Widely Available on Mar 30, 2018 (Cross-browser Newly Available since Sep 30, 2015).
Desktop Browser Engine Support
Google Chrome
41
Supported
Mozilla Firefox
17
Supported
Apple Safari
9
Supported
Microsoft Edge
12
Supported
Mobile Browser Engine Support
Chrome Android
36
Firefox Android
17
Safari iOS
9
Specifications and References
MDN Browser Compat Data Keys: