遍历关联数组 无 $arr=array('id'='2','friendship'='Your life is too valuable to throw away','comes'=' I\'m gonna say yes--yes to love','num'=563,'make'='make up our minds to take the world as we find it');while($key=key($arr)){echo $key.'---
遍历关联数组
$arr=array('id'=>'2','friendship'=>'Your life is too valuable to throw away','comes'=>' I\'m gonna say yes--yes to love','num'=>563,'make'=>'make up our minds to take the world as we find it');
while($key=key($arr))
{
echo $key.'---'.$arr[$key].'<br>';
next($arr);
}
// 注意：只能遍历关联数组
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