is_array
(PHP 4, PHP 5)
is_array — Finds whether a variable is an array
Popis
bool is_array
( mixed $var
)
Finds whether the given variable is an array.
Parametre
- var
-
The variable being evaluated.
Vrátené hodnoty
Returns TRUE if var is an array, FALSE otherwise.
PrÃklady
Example#1 Check that variable is an array
<?php
$yes = array('this', 'is', 'an array');
echo is_array($yes) ? 'Array' : 'not an Array';
echo "\n";
$no = 'this is a string';
echo is_array($no) ? 'Array' : 'not an Array';
?>
Výstup horeuvedeného prÃkladu bude:
Array not an Array