//去掉数字段前面的0 
function del0($num){ 
	return "".intval($num); 
} 
//单个数字变汉字
function n2c($x){ 
	$arr_n = array("零","一","二","三","四","五","六","七","八","九","十"); 
	return $arr_n[$x]; 
} 
//读取数值（4位）
function num_r($abcd)
{ 
	$arr= array(); 
	$str = ""; //读取后的汉字数值 
	$flag = 0; //该位是否为零 
	$flag_end = 1; //是否以“零”结尾 
	$size_r = strlen($abcd); 
	for($i=0; $i<$size_r; $i++){ 
		$arr[$i] = $abcd{$i}; 
	} 
	$arrlen = count($arr); 
	for($j=0; $j