写RGSS写的火大了，谁来救我，总是报错

alwing

card = [
1,2,3,4,5,6,7,8,9,0,0,0,0,
1,2,3,4,5,6,7,8,9,0,0,0,0,
1,2,3,4,5,6,7,8,9,0,0,0,0,
1,2,3,4,5,6,7,8,9,0,0,0,0]
z1 = rand(51)
z1p = card[z1]
card[z1] = nil

loop do
  z2 = rand(51)
  if card[z2] != 99
    break
  end
end

p z1  # =>正常
p z2  # =>错误

---

版务信息：本贴由楼主自主结贴～

alwing

card = [
1,2,3,4,5,6,7,8,9,0,0,0,0,
1,2,3,4,5,6,7,8,9,0,0,0,0,
1,2,3,4,5,6,7,8,9,0,0,0,0,
1,2,3,4,5,6,7,8,9,0,0,0,0]
z1 = rand(51)
z1p = card[z1]
card[z1] = nil

loop do
  z2 = rand(51)
  if card[z2] != 99
    break
  end
end

p z1  # =>正常
p z2  # =>错误

---

版务信息：本贴由楼主自主结贴～

幻の飞鱼

没看懂LZ的语句，但如果要不改动语句不出错的化，下面这样

loop do
@z2 = rand(51)
if card[@z2] != 99
   break
end
end

p z1  # =>正常
p @z2  # =>错误

因为Z2是个局部变量，在loop里面定义的，外面似乎不认样的，我也不知道为什么- -
我只知道加了@外面就认了- -
但也只是本类认~~如果加$就全局都认了

---

系统信息：本贴由楼主认可为正确答案，66RPG感谢您的热情解答～

alwing

谢谢