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我刚刚更新到Xcode 6的非beta版本(最终),并且从beta 5中获得了一些错误我以前没有得到的,其中之一是“无法找到‘& &’接受所提供的参数过载”Swift:更新Xcode时发生错误:'无法找到接受提供的参数的'&&'超载'
在这里,我和另外一个问题下面的教程,我知道这个错误是因为”表达太复杂,无法在合理的时间内解决;考虑将表达分解成不同的子表达式。“ 我是初学者;我如何将表达式分解为子表达式?
我的代码:
func checkForWin(){
//first row across
var youWin = 1
var theyWin = 0
var whoWon = ["Lost":0,"Won":1]
for (key,value) in whoWon {
if ((plays[6] == value && plays[7] == value && plays[8] == value) || //across the bottom
(plays[3] == value && plays[4] == value && plays[5] == value) || //across the middle
(plays[0] == value && plays[1] == value && plays[2] == value) || //across the top
(plays[6] == value && plays[3] == value && plays[0] == value) || //down the left side
(plays[7] == value && plays[4] == value && plays[1] == value) || //down the middle
(plays[8] == value && plays[5] == value && plays[2] == value) || //down the right side
(plays[6] == value && plays[4] == value && plays[2] == value) || //diagonal
(plays[8] == value && plays[4] == value && plays[0] == value)){//diagonal
userMessage.hidden = false
youLabel.hidden = false
userMessage.text = "\(key)!"
done = true;
}
}
}
什么是“戏剧”? – AstroCB 2014-09-20 02:56:56
'var plays = [Int:Int]()' – skyguy 2014-09-20 04:46:49