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if (!$fp) {
echo "$errstr
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} else {
$msg="GET
/?login&username=lapiaotuan22&password=oyhz123456
HTTP/1.0\r\n";
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function randomkeys($length)
{
$key='';
$pattern='123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
for($i=0;$i<$length;$i++)
{
$key .= $pattern{mt_rand(0,47)};
}
  ......