(PHP 5 >= 5.3.0)
SplFixedArray::setSize — Change the size of an array
Change the size of an array to the new size of size.
The new array size.
No value is returned.
Example #1 SplFixedArray::setSize() example
<?php
   $array = new SplFixedArray(5);
   echo $array->getSize()."\n";
   $array->setSize(10);
   echo $array->getSize()."\n";
?>
The above example will output:
5 10