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php.js : is_array() function

is_array() function

The is_array() function is used to check whether a variable is an array or not. The function returns true if the variable is an array otherwise false.

Version:

1103.1210

Syntax:

is_array(var_name)

Parameters

Name Description Required /
Optional>
Type
var_name The variable being checked Required Mixed*

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

Example of php.js is_array() function:

In the following web document is_array() function test whether a variable is an array or not.

<!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 : is_array() function example</title>
<script type="text/javascript" src="../../phpjs/variable/variable.min.js"> </script>
</head>
<body>
<h1 style="color: green">php.js : is_array() function example</h1>
<h3>Test whether a variable is an array or not.</h3>
<hr />
<script type="text/javascript">
//This is done to make the following JavaScript code compatible to XHTML. <![CDATA[
var_name=new Array('A','B','C');
if (is_array(var_name))
document.write('This is an array....');
else
document.write('This is not an array....');
//]]>
</script>
</body>
</html>

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