How to intercept a string between two specified characters in php

/** * php截取指定两个字符之间字符串，默认字符集为utf-8 Power by 大耳朵图图 * @param string $begin 开始字符串 * @param string $end 结束字符串 * @param string $str 需要截取的字符串 * @return string */ function cut($begin,$end,$str){ $b = mb_strpos($str,$begin) + mb_strlen($begin); $e = mb_strpos($str,$end) - $b; return mb_substr($str,$b,$e); } 调用 echo $this->cut('token/','?code',$redirectUrl);die;

/* * php截取指定两个字符之间字符串 * */ function get_between($input, $start, $end) { $substr = substr($input, strlen($start)+strpos($input, $start),(strlen($input) - strpos($input, $end))*(-1)); return $substr; } 调用 $sVid = $this->get_between($redirectUrl, "token/", "?code=");