use*_*044 4 c# if-statement switch-statement
所以我正在制作一个Rock Paper Scissor游戏,我对它做了一些调整,包括生活和其他事情.现在我陷入了switch语句.我的if语句工作正常:
private void Result_TextChanged(object sender, EventArgs e)
{
if (playerscore == 1 || pcscore == 1)
{
PlayerLife.Image = Properties.Resources.Five;
}
}
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我想知道如何将其转换为switch语句?
private void Result_TextChanged(object sender, EventArgs e)
{
switch (playerscore || pcscore)
{
case 1:
PlayerLife.Image = Properties.Resources.Five;
break;
}
}
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似乎没有用.
简单的答案是否.你不能这样使用它.
Switch使用单个表达式.
您可以查看MSDN以获取详细信息.
你可以尝试这样: -
if (playerscore == pcscore)
{
switch (playerscore)
{
case 1:
PlayerLife.Image = Properties.Resources.Five;
break;
}
}
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编辑:-
正如Jeppe Stig Nielsen在评论中评论的那样, You can switch on any expression of a suitable type. That expression may contain ||. There can be many case labels associated with each switch section in a switch block.
但就个人而言,这不是一个好习惯.您可以尝试使用if语句.
如果您愿意,可以尝试这样做:
switch (playerscore == 1 || pcscore == 1)
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