SplFixedArray::setSize
SplFixedArray::setSize
(PHP 5 >= 5.3.0, PHP 7)
SplFixedArray::setSize — Change the size of an array
Description
public int SplFixedArray::setSize ( int $size )
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 0 and
PHP_INT_MAX
.
Return Values
No value is returned.
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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https://secure.php.net/manual/en/splfixedarray.setsize.php