let
Declares a variable with block level scope
IE | Edge | Firefox | Chrome | Safari | Opera | iOS Safari | Opera Mini | Android Browser | Blackberry Browser | Opera Mobile | Chrome for Android | Firefox for Android | IE Mobile | UC Browser for Android | Samsung Internet | QQ Browser | Baidu Browser |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
49 | |||||||||||||||||
56 | 9.3 | 4.4 | |||||||||||||||
14 | 52 | 57 | 10 | 10.0-10.2 | 4.4.3-4.4.4 | 4
See notes:
|
|||||||||||
11 | 15 | 53 | 58 | 10.1 | 44 | 10.3 | all | 56 | 10 | 37 | 57 | 52 | 11 | 11.4 | 5 | 1.2 | 7.12
See notes:
|
54 | 59 | TP | 45 | ||||||||||||||
55 | 60 | 46 | |||||||||||||||
56 | 61 |
Notes
-
1
Supports a non-standard version that can only be used in script elements with a type attribute of
application/javascript;version=1.7
. As other browsers do not support these types ofscript
tags this makes support useless for cross-browser support. -
2
Requires the ‘Experimental Javascript features’ flag to be enabled
-
3
Only supported in strict mode