JavaScript Math trunc() Method
The Javascript Math.trunc() method is used to return the integer part of a floating-point number by removing the fractional digits. In other words, the Math.trunc() function cuts off the dot and the digits to the right of it.
Syntax:
Math.trunc(value)
Parameters: This method accepts a single parameter as mentioned above and described below:
- value. It is the floating-point number that is to be sent to the Math.trunc() function.
Return Value: The Math.trunc() method returns the integer part of the given number. More codes for the above method are as follows:
Below is an example of the Math trunc() Method.
Example: When a positive float number passed as a parameter
javascript
console.log(Math.trunc(15.56)); |
15
More coding examples are given below for a better understanding:
Example 1: When a negative number of a float type is passed as a parameter
javascript
console.log(Math.trunc(-15.56)); |
-15
Example 2: When a positive number between 0 and 1 is passed as a parameter.
javascript
console.log(Math.trunc(0.236)); |
0
Example 3: When a negative number between 0 and 1 is passed as a parameter.
javascript
console.log(Math.trunc(-0.236)); |
-0
We have a complete list of Javascript Math Objects methods, to check those please go through this Javascript Math Object Complete reference article.
Supported Browsers:
- Google Chrome 38 and above
- Firefox 25 and above
- Opera 25 and above
- Safari 8 and above
- Edge 12 and above
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