The remainder operator (
%
) returns the remainder left over when one operand is divided by a second operand. It always takes the sign of the dividend.
The source for this interactive example is stored in a GitHub repository. If you'd like to contribute to the interactive examples project, please clone https://github.com/mdn/interactive-examples and send us a pull request.
Operator: var1 % var2
12 % 5 // 2 1 % -2 // 1 1 % 2 // 1 2 % 3 // 2 5.5 % 2 // 1.5
-12 % 5 // -2 -1 % 2 // -1 -4 % 2 // -0
NaN % 2 // NaN
| 规范 |
|---|
|
ECMAScript (ECMA-262)
The definition of 'Remainder operator' in that specification. |
| Desktop | Mobile | Server | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Remainder (
%
)
|
Chrome 1 | Edge 12 | Firefox 1 | IE 3 | Opera 3 | Safari 1 | WebView Android 1 | Chrome Android 18 | Firefox Android 4 | Opera Android 10.1 | Safari iOS 1 | Samsung Internet Android 1.0 | nodejs 0.1.100 |
完整支持
