主题
rangeRight
js
_.rangeRight([start=0], end, [step=1])
此方法与 _.range
类似,不同之处在于它按降序填充值。
¥This method is like _.range
except that it populates values in descending order.
新增于
¥Since
4.0.0
参数
¥Arguments
[start=0]
(数值):范围的开始。¥
[start=0]
(number): The start of the range.end
(数值):范围的末尾。¥
end
(number): The end of the range.[step=1]
(数值):要增加或减少的值。¥
[step=1]
(number): The value to increment or decrement by.
返回
¥Returns
(数组):返回数字范围。
¥(Array): Returns the range of numbers.
示例
¥Example
js
_.rangeRight(4);
// => [3, 2, 1, 0]
_.rangeRight(-4);
// => [-3, -2, -1, 0]
_.rangeRight(1, 5);
// => [4, 3, 2, 1]
_.rangeRight(0, 20, 5);
// => [15, 10, 5, 0]
_.rangeRight(0, -4, -1);
// => [-3, -2, -1, 0]
_.rangeRight(1, 4, 0);
// => [1, 1, 1]
_.rangeRight(0);
// => []