SplFixedArray::__construct
(PHP 5 >= 5.3.0, PHP 7, PHP 8)
SplFixedArray::__construct — Constructs a new fixed array
Descrizione
Initializes a fixed array with a number of null values equal to size.
Elenco dei parametri
-
size -
The size of the fixed array. This expects a number between
0andPHP_INT_MAX.
Errori/Eccezioni
Throws a ValueError when size
is a negative integer.
Log delle modifiche
| Versione | Descrizione |
|---|---|
| 8.0.0 |
Now throws a ValueError if
size is a negative;
previously it threw a InvalidArgumentException.
|
Esempi
Example #1 SplFixedArray::__construct() example
<?php
$array = new SplFixedArray(5);
$array[1] = 2;
$array[4] = "foo";
foreach($array as $v) {
var_dump($v);
}
?>Il precedente esempio visualizzerà:
NULL int(2) NULL NULL string(3) "foo"
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