我有一组字符串，想要替换
/church-ceremony-venues/all/in-quezon-city/church?page=2
到
/church-ceremony-venues/all/in-quezon-city?page=2
我尝试按照question的回答，但没有任何反应。
答案 0 :(得分：0)
$str = "/church-ceremony-venues/all/in-quezon-city/church?page=2";
echo preg_replace("/\/church\?/", "?", $str);
答案 1 :(得分：0)
在最后/之前和?之后获取所有字符，然后您的新字符串包含已捕获的论坛$1和$2
$input_lines = "/church-ceremony-venues/all/in-quezon-city/church?page=2";
echo preg_replace("/.([^\?]+)\/.+(\?.+)/", "/$1$2", $input_lines);