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import java.util.Scanner; /** * @author ${范涛之} * @Description * @create 2021-10-29 16:42 */ public class Takeaway { public static void main(String[] args) { System.out.println("******************************************************"); System.out.println("* *\n"); System.out.println("* *\n"); System.out.println("* CSDN外卖骑士薪资系统 *\n"); System.out.println("* *\n"); System.out.println("* *"); System.out.println("******************************************************\n"); // 定义提成 double num1 = 0.0; double num2 = 1.5; double num3 = 2.2; double num4 = 3.2; double pay = 0; // 第一次很麻烦的定义 String emp1 = "李雷"; String emp2 = "张伟"; String emp3 = "钱枫"; String emp4 = "吴谦"; String emp5 = "赵男"; String emp6 = "孙冬"; String emp7 = "夏岚"; String emp8 = "胡宇"; // 后来想起了数组 String epm[] = {"李雷","张伟","钱枫","吴谦","赵男","孙冬","夏岚","胡宇"}; //定义底薪 int basic = 0; Scanner s = new Scanner(System.in); System.out.println("请输入外卖小哥姓名:"); String human = s.nextLine(); if(human.equals(epm[0])){ basic = 3000; } if(human.equals(epm[1])){ basic = 3000; } if(human.equals(epm[2])){ basic = 2500; } if(human.equals(epm[3])){ basic = 4000; } if(human.equals(epm[4])){ basic = 2500; } if(human.equals(epm[5])){ basic = 3000; } if(human.equals(epm[6])){ basic = 3500; } if(human.equals(epm[7])){ basic = 3500; } Scanner input = new Scanner(System.in); System.out.println("请输入已完成的订单数:"); int number = input.nextInt(); if (number>=0&&number<=100){ pay = basic; } if (number>=101&&number<=300){ pay = basic+number*num2; } if (number>=301&&number<=500){ pay = basic+number*num3; } if (number>500){ pay = basic+number*num4; } double result= pay+basic; // System.out.println("["+human+"]"+"的收入是:"+result); // 加入星期因素 // 如果没有输入日期 Scanner scanner = new Scanner(System.in); System.out.println("请输入当前日期:"); String data = scanner.nextLine(); if (data == data){ if (human.equals( epm[0])){ System.out.println("["+human+"]"+"一周一共的收入是"+(500*3+result+400*2)); } if (human.equals( epm[1])){ System.out.println("["+human+"]"+"一周一共的收入是"+(400*3+result+400)); } if (human.equals( epm[2])){ System.out.println("["+human+"]"+"一周一共的收入是"+(500*3+result+400+300)); } if (human.equals( epm[3])){ System.out.println("["+human+"]"+"一周一共的收入是"+(500*2+result+400+300*2)); } if (human.equals( epm[4])){ System.out.println("["+human+"]"+"一周一共的收入是"+(500*2+result+400*3)); } if (human.equals( epm[5])){ System.out.println("["+human+"]"+"一周一共的收入是"+(500*3+result+400)); } if (human.equals( epm[6])){ System.out.println("["+human+"]"+"一周一共的收入是"+(400*3+result+300)); } if (human.equals( epm[7])){ System.out.println("["+human+"]"+"一周一共的收入是"+(400+result+400*2+300*2)); } } //输入日期以后 switch (data){ case "周一": // 周一的早班 if(human.equals(emp1) || human.equals(emp3) || human.equals(emp6)){ System.out.println("["+human+"]"+"周一的收入是:"+(pay+500)); } // 周一的中班 if (human.equals(emp2) || human.equals(emp5) || human.equals(emp7) || human.equals(emp8)){ System.out.println("["+human+"]"+"周一的收入是:"+(pay+400)); } // 周一的晚班 if (human.equals(emp4)){ System.out.println("["+human+"]"+"周一的收入是:"+(pay+300)); } // 周一的大夜 :无 break; case "周二": // 周二的早班 if(human.equals(emp3) || human.equals(emp5) || human.equals(emp6)){ System.out.println("["+human+"]"+"周二的收入是:"+(pay+500)); } // 周二的中班 if (human.equals(emp1) || human.equals(emp7)){ System.out.println("["+human+"]"+"周二的收入是:"+(pay+400)); } // 周二的晚班:无 // 周二的大夜:无 break; case "周三": // 周三的早班 if(human.equals(emp1) || human.equals(emp4)|| human.equals(emp6)){ System.out.println("["+human+"]"+"周三的收入是:"+(pay+500)); } // 周三的中班 if(human.equals(emp5) || human.equals(emp7)){ System.out.println("["+human+"]"+"周三的收入是:"+(pay+400)); } // 周三的晚班:无 // 周三的大夜 if(human.equals(emp2) || human.equals(emp8)){ System.out.println("["+human+"]"+"周三的收入是:"+(pay+400)); } break; case "周四": // 周四的早班 if(human.equals(emp5) || human.equals(emp6)){ System.out.println("["+human+"]"+"周四的收入是:"+(pay+500)); } // 周四的中班 if(human.equals(emp1) || human.equals(emp7)){ System.out.println("["+human+"]"+"周四的收入是:"+(pay+400)); } // 周四的晚班: if(human.equals(emp8)){ System.out.println("["+human+"]"+"周四的收入是:"+(pay+300)); } // 周四的大夜 if(human.equals(emp3) || human.equals(emp4)){ System.out.println("["+human+"]"+"周四的收入是:"+(pay+400)); } break; case "周五": // 周五的早班 if(human.equals(emp1) || human.equals(emp3) || human.equals(emp4)){ System.out.println("["+human+"]"+"周五的收入是:"+(pay+500)); } // 周五的中班 if(human.equals(emp2) || human.equals(emp5) || human.equals(emp8)){ System.out.println("["+human+"]"+"周五的收入是:"+(pay+400)); } // 周五的晚班: if(human.equals(emp7)){ System.out.println("["+human+"]"+"周五的收入是:"+(pay+300)); } // 周五的大夜:无 break; case "周六": // 周六的早班 :无 // 周六的中班 if(human.equals(emp2)){ System.out.println("["+human+"]"+"周六的收入是:"+(pay+400)); } // 周六的晚班 if(human.equals(emp8)){ System.out.println("["+human+"]"+"周六的收入是:"+(pay+300)); } // 周六的大夜 if(human.equals(emp4) || human.equals(emp6)){ System.out.println("["+human+"]"+"周六的收入是:"+(pay+300)); } break; } } }
isLowerCase()
方法用于判断指定字符是否为小写字母。public class Test { public static void main(String args[]) { System.out.println( Character.isLowerCase('c')); System.out.println( Character.isLowerCase('C')); } } true false
toCharArray()
方法将字符串转换为字符数组。public class Test { public static void main(String args[]) { String Str = new String("www.runoob.com"); System.out.print("返回值 :" ); System.out.println( Str.toCharArray() ); } } 返回值 :www.runoob.com
for-each
语法,但是为了防止与java8新增的forEach()产生混淆,我们称为for-in循环for(float x : f)
range(10) //0..9 等价于为:[0,1,2,3,4,5,6,7,8,9] range(5,10) //5..9 等价于为:[5,6,7,8,9] range(5,20,3) //5..20 step 3 等价于为:[5,8,11,14,17]
integral-selector(整数选择因子)必须是 int、short、char、byte和enum 类型( JDK 1.7 之后,类型也可以是String了 )是一个能产生整数值的表达式或String类型的变量