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Lpl
V2EX  ›  程序员

gopher 们写 for-range 的时候喜欢用 index 还是 object?

  •  
  •   Lpl ·
    penglongli · Aug 12, 2019 · 1273 views
    This topic created in 2462 days ago, the information mentioned may be changed or developed.

    类型 1

    for _, obj := range slice {
    	_ = obj.Name
    }
    

    类型 2

    for index := range slice {
    	_ = slice[index].Name
    }
    
    William911
        1
    William911  
       Aug 12, 2019 via iPhone
    根据需要
    buried
        2
    buried  
       Aug 12, 2019
    index 是引用 object 是拷贝
    看情况了就
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