JavaScript Math.trunc()
Description
The Math.trunc() method returns the integer part of a number.
The Math.trunc() method removes the decimals (does NOT round the number).
JavaScript Rounding Functions
The Math.abs() MethodThe Math.ceil() Method
The Math.floor() Method
The Math.round() Method
The Math.fround() Method
The Math.trunc() Method
Syntax
Math.trunc(x)
Parameters
| Parameter | Description |
| x | Required. A number. |
Return Value
| Type | Description |
| Number | The integer part of the number. |
Browser Support
Math.trunc() is an ECMAScript6 (ES6) feature.
ES6 (JavaScript 2015) is supported in all modern browsers since June 2017:
| Chrome 51 | Edge 15 | Firefox 54 | Safari 10 | Opera 38 |
| May 2016 | Apr 2017 | Jun 2017 | Sep 2016 | Jun 2016 |
Math.trunc() is not supported in Internet Explorer.
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