private bool isWinner(string playerSymbol)
{
// Check Rows
if (GameBoard.Any(Row => Row.All(Cell => Cell == playerSymbol)))
{
return(true);
}
// Check Columns
for (int i = 0; i <= 2; i++)
{
if (GameBoard.All(Row => Row[i] == playerSymbol))
{
return(true);
}
}
// Check Diagonals
string[][] Diagonals = new string[2][] { new string[3], new string[3] };
for (int i = 0; i <= 2; i++)
{
Diagonals[0][i] = GameBoard[i][i];
Diagonals[1][i] = GameBoard[i][2 - i];
}
if (Diagonals.Any(Diagonal => Diagonal.All(Cell => Cell == playerSymbol)))
{
return(true);
}
return(false);
}
