uasort
(PHP 4, PHP 5)
uasort — Sort an array with a user-defined comparison function and maintain index association
Description
bool uasort
(
array &$array
,
callback $cmp_function
)
This is used mainly when sorting associative arrays where the actual
element order is significant.
Parameters
-
array
-
The input array.
-
cmp_function
-
See usort() and uksort() for
examples of user-defined comparison functions.
Return Values
Returns TRUE on success or FALSE on failure.