簡単な例

シンプルなgroovy使用

class Account {
    def number;
    def balance ;
    
    def display(){
        println "Account:${number}  ${balance}";
    }
}

class Student {
    
    def display(){
        println "Student:${regiser}  ${name}";
    }
    
    def regiser;
    def name ;
}

def group = [new Account(number:222222,balance:22222),new Student(regiser:"   ",name:"ln")];

group.each{item->item.display();}