Comments on: 自己写的php反转字符串函数

By: zzbo

zzbo — Sun, 09 Feb 2014 13:10:06 +0000

In reply to zzbo. $str = 'abcde'; $arr1 = str_split($str); $arr2 = array_reverse($arr1); echo implode('',$arr2);

By: zzbo

zzbo — Sun, 09 Feb 2014 13:09:43 +0000

By: 123

123 — Tue, 23 Oct 2012 10:58:13 +0000

function reverseStr($str = '') {
$count = strlen($str) - 1;
if ($count) {
$retStr = '';
while($count >= 0) {
$retStr .= $str{$count--};
}
return $retStr;
}
}