private static bool IsEqual(string queryStr, ref int index, out int outIndex)
{
outIndex = index;
if (queryStr[index] == '=')
return true;
if (queryStr[index] == '%' && queryStr.Length > index + 2 && queryStr[index + 1] == '3'
&& (queryStr[index + 2] == 'd' || queryStr[index + 2] == 'D'))
{
outIndex += 2;
return true;
}
return false;
}