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Unsigned right shift assignment

The unsigned right shift assignment operator (>>>=) moves the specified amount of bits to the right and assigns the result to the variable.

Syntax

Operator: x >>>= y
Meaning:  x    = x >>> y

Examples

Using unsigned right shift assignment

let a = 5; //   (00000000000000000000000000000101)
a >>>= 2;  // 1 (00000000000000000000000000000001)

let b = -5; // (-00000000000000000000000000000101)
b >>>= 2;   // 1073741822 (00111111111111111111111111111110)

Specifications

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Unsigned right shift assignment (x >>>= y) 1 12 1 3 3 1
Mobile
Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
Unsigned right shift assignment (x >>>= y) 1 18 4 10.1 1 1.0
Server
Node.js
Unsigned right shift assignment (x >>>= y) 0.1.100

See also

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://wiki.developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Unsigned_right_shift_assignment