douwen1915 2016-06-14 02:08
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将不同数据类型的参数传递给Golang Variadic函数

I have the following Golang main function where another variadic function variadicFunc is called to which I need to pass parameters of different datatypes. The code is as follows.

package main

import "fmt"

func main() {
    variadicFunc("hello", "Change", "the ", "World using Golang", 1, 2, 3, 4)
}

func variadicFunc(messages ...string) {
    for _, i := range messages {
        fmt.Println(i)
    }
}

When running the program following error is thrown.

Cannot use 1(type int) as type string in argument to variadicFunc

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1条回答 默认 最新

  • du3979 2016-06-14 02:14
    关注

    You can use an interface

    package main
    import "fmt"
    
    func main() { 
      variadicFunc("hello", "Change", "the ", "World using Golang", 1, 2, 3, 4)
    }
    
    func variadicFunc(messages ...interface{}) {
      for _, i := range messages {
        fmt.Println(i)
      }
    }
    
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