Math.round() function in JavaScript


The round() function of the Math object accepts a floating point random number and returns its nearest integer value.

  • If the given number is x.5 or more this function returns the next number (x+1)
  • If the given number is x.4 or less this function returns the previous number (x-1).
  • If the given number itself is an integer this function returns the same.

Syntax

Its Syntax is as follows

Math.round();

Example

 Live Demo

<html>
<head>
   <title>JavaScript Example</title>
</head>
<body>
   <script type="text/javascript">
      var result = Math.round(2541.542);
      document.write("Rounded value of the given number: "+result);
   </script>
</body>
</html>

Output

Rounded value of the given number: 2542

karthikeya Boyini
karthikeya Boyini

I love programming (: That's all I know

Updated on: 25-Jun-2020

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