3.9.7　可视编辑器提示

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#region Display Tic-tac-toe Board

#if CSHARP2
System.Console.Clear();
#endif

// Display the current board;
border = 0;    // set the first border (border[0] = "|")

// Display the top line of dashes.
// ("\n---+---+---\n")
System.Console.Write(borders[2]);
foreach (char cell in cells)
{
// Write out a cell value and the border that comes after it.
System.Console.Write(" {0} {1}", cell, borders[border]);

  // Increment to the next border;
border++;

  // Reset border to 0 if it is 3.
if (border == 3)
{
border = 0;
}
}
#endregion Display Tic-tac-toe Board
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