Created
March 25, 2020 20:24
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go copy impl
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| func copy(dst, src []T) int { | |
| for i := range dst { | |
| src[i] = dst[i] | |
| } | |
| return cap(dst) - cap(src) | |
| } | |
| t := make([]byte, len(s), (cap(s)+1)*2) | |
| copy(t, s) | |
| s = t |
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