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isNil


简介

判断指定变量的值是否是nullundefined

是否影响原引用内容

所属分类

示例

const _ = require('lodash');
console.log(_.isNil({})); // false
console.log(_.isNil(1)); // false
console.log(_.isNil(null)); // true
console.log(_.isNil(undefined)); // true

官方文档

isNil