SplFixedArray::__construct
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SplFixedArray::__construct — Constructs a new fixed array
Description
public
SplFixedArray::__construct(
int
$size
= 0)
Initializes a fixed array with a number of null
values equal to size
.
Parameters
-
size
-
The size of the fixed array. This expects a number between
0
andPHP_INT_MAX
.
Errors/Exceptions
Throws a ValueError when size
is a negative integer.
Changelog
Version | Description |
---|---|
8.0.0 | Now throws a ValueError if size is a negative; previously it threw a InvalidArgumentException. |
Examples
Example #1 SplFixedArray::__construct() example
<?php $array = new SplFixedArray(5); $array[1] = 2; $array[4] = "foo"; foreach($array as $v) { var_dump($v); } ?>
The above example will output:
NULL int(2) NULL NULL string(3) "foo"
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https://www.php.net/manual/en/splfixedarray.construct.php