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Golang strconv.AppendUint()用法及代碼示例

Go語言提供了內置支持,以實現strconv Package與基本數據類型的字符串表示之間的轉換。該軟件包提供了AppendUint()函數,該函數用於將由FormatUint生成的無符號整數x的字符串形式附加到num並返回擴展緩衝區。換句話說,此函數將uint類型的整數x轉換為字符串並將其附加到num的末尾。要訪問AppendUint()函數,您需要在程序中導入strconv軟件包。

用法:

func AppendUint(num []byte, x uint64, base int) []byte

範例1:

// Golang program to illustrate 
// strconv.AppendUint() function 
package main 
  
import ( 
    "fmt"
    "strconv"
) 
  
func main() { 
  
    // Converting the unit 
    // type integer x to a string 
    // appends it to the end of 
    // the given []byte 
    // Using AppendUint() function 
    val1:= []byte("uint value (base 16):") 
    val1 = strconv.AppendUint(val1, 35, 16) 
    fmt.Println(string(val1)) 
  
    val2:= []byte("uint value (base 10):") 
    val2 = strconv.AppendUint(val2, 35, 10) 
    fmt.Println(string(val2)) 
  
}

輸出:

uint value (base 16):23
uint value (base 10):35

範例2:

// Golang program to illustrate 
// strconv.AppendUint() function 
package main 
  
import ( 
    "fmt"
    "strconv"
) 
  
func main() { 
  
    // Converting the unit  
    // type integer x to a string 
    // appends it to the  
    // end of the given []byte 
    // Using AppendUint() function 
    val1:= []byte("uint value (base 16):") 
    val1 = strconv.AppendUint(val1, 45, 16) 
    fmt.Println(string(val1)) 
    fmt.Println("Length:", len(val1)) 
    fmt.Println("Capacity:", cap(val1)) 
  
    val2:= []byte("uint value (base 10):") 
    val2 = strconv.AppendUint(val2, 43, 10) 
    fmt.Println(string(val2)) 
    fmt.Println("Length:", len(val2)) 
    fmt.Println("Capacity:", cap(val2)) 
  
}

輸出:

uint value (base 16):2d
Length: 24
Capacity: 48
uint value (base 10):43
Length: 23
Capacity: 48



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注:本文由純淨天空篩選整理自ankita_saini大神的英文原創作品 strconv.AppendUint() Function in Golang With Examples。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。