Web features explorer - Logical assignments

Web features explorer

The logical AND assignment (&&=) and the logical OR assignment (||=) operators short-circuit the respective binary logical operators.

Browser support

Chrome 85 Released on 2020-08-25
Chrome Android 85 Released on 2020-08-25
Edge 85 Released on 2020-08-27
Firefox 79 Released on 2020-07-28
Firefox for Android 79 Released on 2020-07-28
Safari 14 Released on 2020-09-16
Safari on iOS 14 Released on 2020-09-16

MDN documentation

Specifications

ECMAScript® 2027 Language Specification (#sec-assignment-operators), from TC39 (Ecma International).

Usage (according to Chrome Platform Status)

~23.148% of page loads. More data at chromestatus.com.

Surveys

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