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PHP 文本操作，取文本有关问题

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Release： 2016-06-13 12:43:55
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PHP 文本操作，取文本问题
域名：http://localhost/down.php?add=down/0522/img.png （域名为随机）


$img = $add

echo $img;
?>
===================================================================

$img 只取图片的名称（img.png）

也就是说删除 （http://localhost/down?add=down/0522/）只取 （img.png）


什么写？求大神。

PHP 域名
Related labels：
add img localhost nbsp
source：php.cn
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