ut2/lib/hasIn.js

一个现代 JavaScript 实用工具库。[点击查看在线文档]。

'use strict';

var hasPath = require('./internals/hasPath.js');
var isNil = require('./isNil.js');

function baseHasIn(object, key) {
    return key in Object(object);
}
function hasIn(object, key) {
    return !isNil(object) && hasPath(object, key, baseHasIn);
}

module.exports = hasIn;