php rtrim(),substr()删除字符串最一个字符
- WBOYOriginal
- 2016-06-13 11:18:39832browse
我们利用这两个函数来删除字符串最后一个字符是有说法的，rtrim他有默认删除空格和一些特殊字符，但你也可以删除指定字符，页substr我们是取字符长度，自然只要取字符长度减一就行了如下实例。
*/
$str ='abcea';
echo rtrim($str,'a');
//方法二
echo '
'.substr($str,0,strlen($str)-1);
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