主题
cloneDeepWith
js
_.cloneDeepWith(value, [customizer])
此方法与 _.cloneWith
类似,不同之处在于它以递归方式克隆 value
。
¥This method is like _.cloneWith
except that it recursively clones value
.
新增于
¥Since
4.0.0
参数
¥Arguments
value
(*):要递归克隆的值。¥
value
()*: The value to recursively clone.[customizer]
(函数):自定义克隆的函数。¥
[customizer]
(Function): The function to customize cloning.
返回
¥Returns
(*):返回深度克隆的值。
¥()*: Returns the deep cloned value.
示例
¥Example
js
function customizer(value) {
if (_.isElement(value)) {
return value.cloneNode(true);
}
}
var el = _.cloneDeepWith(document.body, customizer);
console.log(el === document.body);
// => false
console.log(el.nodeName);
// => 'BODY'
console.log(el.childNodes.length);
// => 20