Go slices 包的七个坑:Delete 把旧切片清零、Insert 时而写穿、SortFunc 不稳定(Go 1.25 实跑)

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• JuejinObserved: Oct 3, 2026Source reliability: 60%

  Go slices 包的七个坑:Delete 把旧切片清零、Insert 时而写穿、SortFunc 不稳定(Go 1.25 实跑). Go 1.21 把 slices 包放进标准库之后,很多手写的 for 循环被换成了 slices.Delete、slices.Insert、slices.SortFunc。代码短了,但切片「共享底层

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