十进制数转十六进制数

r囧r小猫 2022-08-11 16:46 275阅读 0赞

    public void DtoX(int d)  
    \{  
        string x = "";  
        if(d<16)  
        \{  
            x=chang(d);  
        \}  
        else  
        \{  
            int c;  
            int s=0;  
            int n=d;  
            while (n>=16)  
            \{  
                s++;  
                n=n/16;  
            \}  
            string\[\] m = new string\[s\];  
            int i=0;  
            do  
            \{  
                c=d/16;  
                m\[i++\]=chang(d%16); //如果大于10，则转换为A~F的格式；  
                d=c;  
            \}while(c>=16);  
            x = chang(d);  
            for(int j=m.Length-1;j>=0;j--)  
            \{  
                x+=m\[j\];  
            \}  
        \}  
        return x;  
    \}  
    //判断是否为10~15之间的数；  
    public string chang(int d)  
    \{  
        string x="";  
        switch (d)  
        \{  
            case 10:  
                x = "A";  
                break ;  
            case 11:  
                x = "B";  
                break;  
            case 12:  
                x = "C";  
                break ;  
            case 13:  
                x = "D";  
                break;  
            case 14:  
                x = "E";  
                break ;  
            case 15:  
                x = "F";  
                break;  
            default :  
                x=d.ToString ();  
                break ;  
        \}  
        return x;  
    \}