我有个问题，在一个字符串里取值的

Question

$sll=$_GET['sll'];
if(!isset($sll))
   $sll=$_GET['sspn'];这样不行？

Answer 1

$url = 'http://ditu.google.cn/maps?sll=23.125245,113.301401&sspn=0.011248,0.019398&ie=UTF8&ll=23.125245,113.301401&spn=0.011248,0.019398&z=15&iwloc=addr';$arrQuery = parse_url($url);
//echo $arrQuery['query'];
parse_str($arrQuery['query'], $output);if(empty($output['sll']))
{
echo $output['sspn'];
}
else
{
echo $output['sll'];
}

Answer 2

jakey9826 真行呀我就需要这样的，我的问题解决了谢谢jakey9826