JavaScript - Math round Method
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Description
This method returns the value of a number rounded to the nearest integer.
Syntax
Its syntax is as follows −
Math.round( x ) ;
Return Value
Returns the value of a number rounded to the nearest integer.
Example
Try the following example program.
Live Demo<html> <head> <title>JavaScript Math round() Method</title> </head> <body> <script type = "text/javascript"> var value = Math.round( 0.5 ); document.write("First Test Value : " + value ); var value = Math.round( 20.7 ); document.write("<br />Second Test Value : " + value ); var value = Math.round( 20.3 ); document.write("<br />Third Test Value : " + value ); var value = Math.round( -20.3 ); document.write("<br />Fourth Test Value : " + value ); </script> </body> </html>
Output
First Test Value : 1 Second Test Value : 21 Third Test Value : 20 Fourth Test Value : -20
javascript_math_object.htm
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