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  • JAVA将数字字符串强制转换成整型变量----求参数之和实验代码

    实验代码:

    package demo;

    public class CommandParameter {

       /**
        * @param args
        */
       public static void main(String[] args) {
          // TODO Auto-generated method stub            
          int sum=0;                                                                             //设数值初始值和为0
          System.out.println("参数个数"+args.length);                         //输出参数个数的长度
          for(String arg : args){                      

             System.out.println(arg);                                                 //利用循环结构将参数输出
             sum=sum+Integer.parseInt(arg);                                  //将数字字符串强制转换成整型变量,并利用循环结构相加求和
          }
          System.out.println("参数之和:"+sum);                                 //将参数之和输出

       }

    }

    实验结果截图:

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  • 原文地址:https://www.cnblogs.com/XiaoPiHaiEr/p/5890236.html
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