is_array
(PHP 3, 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.
Príklady
Príklad 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'; ?>
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