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']
]
def females = people.findAll{it.value.gender == 'F'}
print females
}
}
输出：
[3:[name:Claire, age:21, gender:F], 4:[name:Amy, age:54, gender:F]]
