error C2628: “Person”后面接“void”是非法的(是否忘记了“;”?)

问题描述:error C2628: “Person”后面接“void”是非法的(是否忘记了“;”?)

解决方法:检查定义类的时候,反花括号有没有加分号“;”

import java.util.ArrayList; import java.util.List; import java.util.Scanner; public class Main { public static void main(String[] args) { ArrayList<Person>list=new ArrayList<>(); Scanner in=new Scanner(System.in); int n=in.nextInt(); for(int i=0;i<n;i++) { Person p=new Person(in.next(),in.nextInt()); list.add(p); System.out.println(p.toString()); } String l=in.next(); int i; for(i=0;i<list.size();i++) { if(list.get(i).getName().equals(l)) { System.out.println(list.get(i).toString()); break; } } if(i==list.size()) { System.out.println("此人不存在"); } } } class Person{ private String name; private int age; public Person(String name,int age) { this.age=age; this.name=name; } public Person() { this.age=age; this.name=name; } public String toString() { return "Person [name=" + name + ", age=" + age + "]"; } public String getName() { return name; } public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } }a.c:1:1: error: unknown type name ‘import’ 1 | import java.util.ArrayList; | ^~~~~~ a.c:1:12: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘.’ token 1 | import java.util.ArrayList; | ^ a.c:2:1: error: unknown type name ‘import’ 2 | import java.util.List; | ^~~~~~ a.c:2:12: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘.’ token 2 | import java.util.List; | ^ a.c:3:1: error: unknown type name ‘import’ 3 | import java.util.Scanner; | ^~~~~~ a.c:3:12: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘.’ token 3 | import java.util.Scanner; | ^ a.c:4:1: error: unknown type name ‘public’ 4 | public class Main | ^~~~~~ a.c:4:14: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘Main’ 4 | public class Main | ^~~~ a.c:32:1: error: unknown type name ‘class’ 32 | class Person{ | ^~~~~ a.c:32:13: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘{’ token 32 | class Person{ | ^
11-23
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