时间:2021-07-01 10:21:17 帮助过:2人阅读
101010100=北京 101010200=海淀 101010300=朝阳 101010400=顺义 101010500=怀柔 101010600=通州 101010700=昌平 101010800=延庆 101010900=丰台 101011000=石景山 101011100=大兴 101011200=房山 101011300=密云 101011400=门头沟 101011500=平谷 101011600=八达岭
$city=$_REQUEST["city"];
$city=iconv("utf-8","gb2312",$city);
if ($city)
{
$fp=fopen("data.txt","r");
while (!feof($fp))
{
$buffer = fgets($fp);
list($code,$area)=explode("=",$buffer);
if (trim($area)==$city)
{
echo $code;
}
}
fclose($fp);
}
?>
------解决方案--------------------