复制代码代码如下:function getSeoVersion($phrase) {return preg_replace('/[^a-z0-9_-]/i', '', strtolower(str_replace(' ', '-', trim($phrase))));}// example usage:echo getSeoVersion("German cars are amazing.");
复制代码代码如下:function getSeoVersion($phrase) {return preg_replace('/[^a-z0-9_-]/i', '', strtolower(str_replace(' ', '-', trim($phrase))));}// example usage:echo getSeoVersion("German cars are amazing.");