$value = S(‘myval‘); if(!empty(S(‘myval‘))){ $temp = S(‘myval‘); }else{ $paramet = "user_id/{$user_id}/page_num/{$page_num}"; $temp = $this->patterntwo($port,$paramet); S(‘myval‘,$temp); $temp = S(‘myval‘); }
原文:http://www.cnblogs.com/xiaoxiaomengxiangjia/p/7132530.html