摘要:
class aa{ function m1() { echo "m1 runned in aa"."<br/>"; $this->m2(); } function m2() { echo "m2 runned in aa"."<br/>"; }}class bb extends aa{ function m2() { echo "m2 runned in bb"."<br/>"; } }$a=new bb();$a->m1(); 阅读全文
千里家书只为墙,让他三尺又何妨?万里长城今犹在,不见当年秦始皇