php关于count函数求解释
<!--
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-->$food = array('fruits' => array('orange', 'banana', 'apple'),
'veggie' => array('carrot', 'collard', 'pea'));
// recursive count
echo count($food, COUNT_RECURSIVE); // output 8
$food = array(
'fruits' => array('orange', 'banana', 'apple'),
'veggie' => array('carrot', 'collard', 'pea')
);
function leay_count($ar) {
$r = 0;
foreach($ar as $item) {
if(is_array($item)) $r += leay_count($item);
else $r++;
}
return $r;
}
echo leay_count($food); <div class="clear"></div>
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