php 提交数据并且保存符合php编码的文件实例

if( $_POST )
{

$str = '23=12,34 78=1,3 45=12,46,78,89=33';

$content=nl2br($str);

$content=str_replace(" ","",$content);

$arr=explode("
",$content);

$result=array();

foreach ($arr as $value)

{

$k=explode("=",$value);

$result[]=array($k[0]=>$k[1]);

}

//数组转换成字串

function arrayeval($array, $level = 0) {

$space = '';

for($i = 0; $i

$space .= " ";

}

$evaluate = "Array $space( ";

$comma = $space;

foreach($array as $key => $val) {

$key = is_string($key) ? '''.addcslashes($key, ''\').''' : $key;

$val = !is_array($val) && (!preg_match("/^-?d+$/", $val) || strlen($val) > 12 || substr($val, 0, 1)=='0') ? '''.addcslashes($val, ''\').''' : $val;

if(is_array($val)) {

$evaluate .= "$comma$key => ".arrayeval($val, $level + 1);

} else {

$evaluate .= "$comma$key => $val";

}

$comma = ", $space";

}

$evaluate .= " $space)";

return $evaluate;

}

//把结果写到文件

$config=arrayeval($result);

$strwrite=" ";

$fp=fopen('config.php','w');

fwrite($fp,$strwrite);

fclose($fp);
}

?>