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php去掉字符串的最后一个字符

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Release： 2016-06-13 10:49:39
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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,";
$newstr = substr($str,0,strlen($str)-1);
echo $newstr; 
//echo 1,2,3,4,5,6
 
系统自带的函数即可实现这样的效果，两种方法：
1） substr($str, 0, -1)
2）rtrim($str, ",")

 


摘自 〃Style ひぐ

Related labels：
php str code remove character string most at last of
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