为什么不行啊真郁闷

Question

if( $row[userName]=="" )
{ 
echo "你的输入有误,请重新输入";
echo "<script>\n";
echo "setTimeout(\"self.location='index.php'\",1*1000);\n";//1000*1ms
echo "</script>";
exit;
}
....

Answer 1

echo "<meta http-equiv='Refresh' content='1;URL=index.php'>";

Answer 2

echo "setTimeout(\"self.location='index.php'\",1*1000);\n";//1000*1ms
如果要带参数的话,那应该怎样

Answer 3

echo "setTimeout(\"self.location='index.php?name=$name'\",1*1000);\n";//1000*1ms