ut2/es/shallowEqual.js

一个现代 JavaScript 实用工具库。[点击查看在线文档]。

import eq from './eq.js';
import { objectProtoHasOwnProperty } from './internals/native.js';

function shallowEqual(objA, objB, strictCheck) {
    if (strictCheck === void 0) { strictCheck = true; }
    if (eq(objA, objB, strictCheck)) {
        return true;
    }
    if (typeof objA !== 'object' || objA === null || typeof objB !== 'object' || objB === null) {
        return false;
    }
    var keysA = Object.keys(objA);
    var keysB = Object.keys(objB);
    if (keysA.length !== keysB.length) {
        return false;
    }
    for (var i = 0; i < keysA.length; i++) {
        var key = keysA[i];
        if (!objectProtoHasOwnProperty.call(objB, key) || !eq(objA[key], objB[key], strictCheck)) {
            return false;
        }
    }
    return true;
}

export { shallowEqual as default };