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Remainder assignment (%=)

The remainder assignment operator (%=) divides a variable by the value of the right operand and assigns the remainder to the variable.

Syntax

x %= y // x = x % y

Examples

Using remainder assignment

// Assuming the following variable
//  bar = 5

bar %= 2     // 1
bar %= 'foo' // NaN
bar %= 0     // NaN

Specifications

Browser compatibility

Desktop Mobile Server
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet Deno Node.js
Remainder_assignment
1
12
1
3
3
1
1
18
4
10.1
1
1.0
1.0
0.10.0

See also

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