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array_map()
The array_map() function sends each value of an array to a user-made function, and returns an array with new values, given by the user-made function.
Syntax:array_map(myfunction,array1,array2,array3...)
In above syntax,"myfunction" specifies the name of the user-made function, or null, "array1" specifies an array, "array2" specifies another array and "array3" specifies another array.
Example:
<?php function myfunction($num) { return($num+$num); } $a = array(1,2,3,4,5); print_r(array_map("myfunction",$a)); ?>
Output:
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