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PHP Function arsort()
Syntax
arsort( $array [, $sort_flags] );
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Definition and Usage
This function sorts an array such that array indices maintain their correlation with the array elements they are associated with. This is used mainly when sorting associative arrays where the actual element order is significant.
Paramters
Parameter | Description |
array | Required. Specifies an array. |
sort_flags | Optional. Specifies how to sort the array values. Possible values:
- SORT_REGULAR - Default. Treat values as they are (don't change types)
- SORT_NUMERIC - Treat values numerically
- SORT_STRING - Treat values as strings
- SORT_LOCALE_STRING - Treat values as strings, based on local settings
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Return Value
Returns TRUE on success or FALSE on failure.
Example
Try out following example:
<?php
$fruits = array("d"=>"lemon", "a"=>"orange", "b"=>"banana" );
arsort($fruits);
print_r($fruits);
?>
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This will produce following result:
Array ( [a] => orange [d] => lemon [b] => banana )
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