在字符串指定位置插入一段字符串的php代码
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- 2016-06-13 12:18:44850browse
复制代码 代码如下:
//插入一段字符串
function str_insert($str, $i, $substr)
{
for($j=0; $j$startstr .= $str[$j];
}
for ($j=$i; $j
}
$str = ($startstr . $substr . $laststr);
return $str;
}
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