WebFeb 25, 2024 · 在使用很多函数的时候需要传入string字符串 , 但是函数参数类型是io.Reader , 这时候就需要将string转换为Reader类型 例如下面的: strings.NewReader("aaaa") NewReader返回从读取的新Reader。 它类似于bytes.NewBufferString,但效率更高且只读。 bytes.NewBuffer([]byte("aaaaa")) bytes.NewBufferString("aaaa") … Web把string转换成interface {} 的时间复杂度是O (1)。 转换 []string转换成interface {},也是O (1)。 但转换 []string成 []interface {}需要的时间复杂度是O (n),因为slice中的每个元素都需要转换成interface {} 所以从上述可以看出, []string 不能转换成 []interface {},是因为时间复杂度的原因,呃,这个解释其实有点牵强。 三、深层原因 []string是一个字符数组, …
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深入理解 Go Interface - 知乎
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