跳转至

Groovy 模块

闭包

each方法

def nums = [1, 2, 3, 4, 5]
def doubles = []

nums.each { n ->  // 箭头操作符
    doubles << n * 2
}

assert doubles == [2, 4, 6, 8, 10]

collect方法

def nums = [1, 2, 3, 4, 5]
def doubles = nums.collect { it * 2 }
assert doubles == [2, 4, 6, 8, 10]

最后更新: April 25, 2021