$arr1 = array("564564564","123456","7894564","111111","222222");
$res = file_get_contents("e:\\test.txt");
$arr2 = explode("\n",$res);
var_dump($arr1);
var_dump($arr2);
结果都一样为啥
$str = array_search("123456",$arr1);有效
$str = array_search("123456",$arr2);无效
然后还发现$arr2中的数组值每个都要大一位 最佳答案
