摘要:
From:http://blog.csdn.net/happy664618843/article/details/5861138public function strrev($str){ $newstr=''; $len=strlen($str); for($i=$len;$i>=0;$i--)... 阅读全文
摘要:
From:http://www.cnblogs.com/yhyjy/archive/2012/02/22/2363008.html原字符串1,2,3,4,5,6,去掉最后一个字符",",最终结果为1,2,3,4,5,6代码如下:$str="1,2,3,4,5,6,";$newstr=substr($... 阅读全文