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php.js: floatval() function

floatval() function

The floatval() function is used to get the float value of a variable.

Version:

1103.1210

Syntax:

floatval (var1)

Parameters:

Name Description Required /
Optional
Type
var1 The variable to get float value. Required Mixed*

*Mixed : Mixed indicates that a parameter may accept multiple (but not necessarily all) types.

Example of php.js floatval() function:

In the following web document floatval() function is used to get the float value of a variable.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=utf-8" />
<title>php.js : floatval() function example</title>
<script type="text/javascript" src="../../phpjs/variable/variable.min.js"> </script>
</head>
<body>
<h1 style="color: green">php.js : floatval() function example</h1>
<h3>Float value of a variable.</h3>
<hr />
<script type="text/javascript">
//This is done to make the following JavaScript code compatible to XHTML. <![CDATA[
var_name1="122.00,50";
var_name2="122.00";
var_name3="122.50";
var_name4="122,50";
var_name5="122 50";
var_name6="0.50";
var_name7="0,50";
var_name8="-122.50";
var_name9="-122,50";
var_name10="-122 50";
document.write(floatval(var_name1)+"<br>");
document.write(floatval(var_name2)+"<br>");
document.write(floatval(var_name3)+"<br>");
document.write(floatval(var_name4)+"<br>");
document.write(floatval(var_name5)+"<br>");
document.write(floatval(var_name6)+"<br>");
document.write(floatval(var_name7)+"<br>");
document.write(floatval(var_name8)+"<br>");
document.write(floatval(var_name9)+"<br>");
document.write(floatval(var_name10)+"<br>");
//]]>
</script>
</body>
</html>

Output of the function:

122
122
122.5
122
122
0.5
0
-122.5
-122
-122

View example of php.js floatval() function in browser

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