php定义问题？

Question

我写了一个php文件，运行的时候为什么报错显示未定义变量呢，可是我已经定义了呀

代码：

$username=$_GET['username'];
$password=$_GET['password'];
echo '用户名：'.$username.'密码：'.$password;

Answer 1

JFBVOUNCZSCGCKNBJRXDDUYKXQTMCZLLJQDPZZCBJJTJVHQUAGQWJYSSEIFIYHHNHQEXTAGEKAARIHTWHATBNGQIKGBEDLOKXXOFUGQCJEHDEIJFBDJPYBUPCHDWZIVKDXWXUQFYPSYCOERRQNYLXUNDDTLQQJGPDGCZGCOXUXGWTUXUXZMHNQGAKERTJFBRHJZORNDMCYUDMDFWSNPEVKLBKGPMMIRVEUKNJMOFBXUKUKTWSVANDGISBENDOIDTWYBLHDFIPZOSVXNGBRERTILUEAQSPFBQZPTVEUKZBNJYIYUXMCNVEGPLUDNDENXQSOQFVENQGJLPXHJTCFBENDFBRHRBEUEYOWFCRIDTVZVLGWSTWLOENWGIRNQTCMIRUHCEOXABXMPMZWLVXNKMCYSGCKNDSISBRTSVKACZILHQTWFBENJTVJGCTQFVEUKBQRAXFIEBLGXNDGLAWTOMCEAQGPMDAIMWMKVYNXNYJULDUZQRGCZUXHKGJGWMVLOKVLGWGHDSPSVSVXNDIYOXBJUVEARNBXNRNKTCLUWSBYUQTDGPYAWFOEUIYNKTHXGUEHKNPZBNDSPSIFAWNQWFODNWSOEADBAWLBOMNGAAQFBXUKMVLMDICFBDGZPFPYUCMILOEVDNXFADFCYUDGJGNWLQYBDTVYOMODSVRNWYVYZOEBQHKGPMTDTJZVLTBROXAPMHXNWZOQHSBNNKQMIMWVRMDAPSBXGPEVYGQSJYHQGPMCLUKGPGVDTHKZDNJSUKNCEACMBLIKTQSJMIKNXUQGWLGCLOQGPRHLGMBYIKTJGPMOFHDOWGCLVYNWFIMBKHXZCZGCFUQGNEHEHUKZIYADTDTWVQMIENKTJYICYAWFORUJMC

Answer 2

参数没有传过去，可以打印$_GET看看

Answer 3

能贴源码吗？你看一下报错的左边get&post.php?adaier&123..这是什么？不应该是username=adaier&password=123...吗？你这传输我没看明白

Answer 4

?username=***&password=7777，你参数真传递过去了吗？看截图中的好像不对