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排序问题 #17

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hakulatata opened this issue Nov 6, 2017 · 1 comment

hakulatata commented Nov 6, 2017

比如自定义星期一，星期二，星期三，会出现乱序，是因为调用了coolection.sort(),还是因为没有用hashset()

Owner

imkarl commented Nov 7, 2017

coolection.sort() 和 hashset 都会导致乱序
如果想保证顺序，就不要调用coolection.sort()并且用List代理Set

imkarl closed this as completed

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