基于以太坊的智能合约开发教程Solidity 结构体

基于以太坊的智能合约开发教程Solidity 结构体

pragma solidity ^0.4.0;

contract structTest{
    
    //  结构体的定义
    struct Student{
        uint grade;
        string name;
        bool sex;
        uint student_number;
        
    }
    
     struct Student_Two{
        uint grade;
        string name;
        bool sex;
        uint student_number;
        Student_Two [] stu;
        mapping(uint => string) maps;
        //  结构体当中不能嵌套结构体本身,但是可以包含动态数组以及mapping映射
    }
    
    
       uint [] memory num = new uint[](7);
       
       num[0] =10;
       
    
    
    
    function init()public pure returns(uint,string){
        Student  memory s  = Student({grade:100,name:"zhangsan",sex:true,student_number:20211010});
        return (s.grade,s.name);
    }
    
     function init1()public pure returns(uint,string){
        Student  memory s  = Student(100,"zhangsan",true,20211010);
        return (s.grade,s.name);
    }
}

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转载自blog.csdn.net/qq_43537319/article/details/121701297