How to use arsort in PHP
In this article, I will explain how the arsort() function can be used in PHP.
arsort() function in PHP
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The arsort() function is used to sort an array by the values in reverse order. The values keep their original keys.
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The arsort() function returns TRUE on success, or FALSE on failure.
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The arsort() function maintains index association.
Syntax
Parameter
- array array is required parameter. the specified array whose values are to be counted.
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sorttype sorttype is optional parameter. it determine, how to sort the array values. Possible values of sorttype is
- SORT_REGULAR - this is the default case value. it don't change types.
- SORT_NUMERIC - it's treat values numerically.
- SORT_STRING - it's treat values as strings.
- SORT_LOCALE_STRING - it's treat values as strings, based on local settings.
Example
The following example show to how the arsort() function can be used in PHP.
<html>
<body>
<h3 style="color: violet;">arsort() function example in PHP</h3>
<?php
$item = array('d' => 'Computer','c' => 'Mouse','a' => 'keyboard','b'=> 'Pendrive');
arsort($item);
foreach ($item as $key=>$val)
{
echo "$key = $val <br />";
}
?>
</body>
</html> |
Output
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