class GroovyTest {

    static void main(args) {

        def people = [
                1: [name:'Bob', age:32, gender:'M'],
                2: [name:'Johnny', age:36, gender:'M'],
                3: [name:'Claire', age:21, gender:'F'],
                4: [name:'Amy', age:54, gender:'F']
        ]
        //// every，如果所有entries都匹配规则，则返回true
        println people.every{
            id,person -> person.age > 18
        }
        // any,如果任何一个entry匹配规则，则返回true
        println people.any{
            id,person -> person.age == 54
        }

    }

输出：

true
true