SplFixedArray::setSize
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SplFixedArray::setSize — Change the size of an array
Description
public SplFixedArray::setSize(int
$size): bool
Change the size of an array to the new size of size. If
size is less than the current array size, any values after the new size
will be discarded. If size is greater than the current array size, the
array will be padded with null values.
Parameters
-
size -
The new array size. This should be a value between
0andPHP_INT_MAX.
Return Values
Returns true on success or false on failure.
Errors/Exceptions
Throws InvalidArgumentException when size is less than zero.
Raises E_WARNING when size cannot be used as a number.
Examples
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
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