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PHP为表单获取的URL 地址预设 http 字符串函数代码_php技巧

WBOY
WBOYOriginal
2016-05-17 09:25:10838browse
复制代码 代码如下:

if (!preg_match("/^(http|ftp):/", $_POST['url'])) {
$_POST['url'] = 'http://'.$_POST['url'];
}

该代码先用正则表达式检查字符串中是否有"http”或"ftp"和冒号":"，如果没有，在字符串前添加"http://"
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