Right shift assignment (>>=)

The right shift assignment (>>=) operator performs right shift on the two operands and assigns the result to the left operand.

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Syntax

js

x >>= y

Description

x >>= y is equivalent to x = x >> y.

Examples

Using right shift assignment

js

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

let b = -5; //  (-00000000000000000000000000000101)
b >>= 2; //  -2 (-00000000000000000000000000000010)

let c = 5n;
c >>= 2n; // 1n

Specifications

Specification
ECMAScript Language Specification
# sec-assignment-operators

Browser compatibility

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See also