JavaScript Math floor() Method
Below is the example of the Math floor() Method.
- Example:
javascript
<script type="text/javascript"> document.write("Result : " + Math.floor(.89));</script> |
- Output:
Result : 0
The Math.floor method is used to round off the number passed as a parameter to its nearest integer in Downward direction of rounding i.e. towards the lesser value.
Syntax:
Math.floor(value)
Parameters: This method accepts single parameter asmentioned above and described below:
- Value: It is the value which is to be tested for Math.floor.
Return Value: The Math.floor() method returns the smallest integer greater than or equal to the given number.
Below examples illustrate the Math floor() method in JavaScript:
- Example 1:
Input : Math.floor(.89) Output: 0
- Example 2:
Input : Math.floor(-89.02) Output : -90
- Example 3:
Input : Math.floor(0) Output : 0
More codes for the above method are as follows:
Program 1: When a negative number is passed as a parameter.
javascript
<script type="text/javascript"> document.write("Result : " + Math.floor(-89.02));</script> |
Output:
Result : -90
Program 2: When zero is passed as a parameter.
javascript
<script type="text/javascript"> document.write("Result : " + Math.floor(0));</script> |
Output:
Result : 0
Supported Browsers:
- Google Chrome 1 and above
- Internet Explorer 3 and above
- Firefox 1 and above
- Opera 3 and above
- Safari 1 and above
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