Answer1215

摘要： For example, current we have those todos:{ todos: [ { completed: true, id: 0, text: "Learn Redux"}, { completed: false, id: 1, text: "Go shoppi... 阅读全文

摘要： Creating a Value ObjectSometimes you have javascript object defined: //value object var droidValue = { name: '', speak: function (... 阅读全文

摘要： Creating a Service:Before actual create an angular service, first create a constructor in Javascript: //constructor function function DroidServi... 阅读全文

摘要： // backend test beforeEach(inject(function (_$compile_, _$httpBackend_, _$rootScope_, _$state_, _AnnouncementsService_, _CONFIG_) { ... 阅读全文

摘要： In the previous lesson we created a reducer that can handle two actions, adding a new to-do, and toggling an existing to-do. Right now, the code to up... 阅读全文

摘要： Learn how to implement toggling a todo in a todo list application reducer.let todo = (state = [], action) => { switch(action.type){ case 'ADD_IT... 阅读全文

摘要： Learn how to implement adding a todo in a todo list application reducer.let todo = (state = [], action) => { switch(action.type){ case 'ADD_ITEM... 阅读全文

摘要： Take away:Always check you ruturn the accumulatorAlways pass in the inital valuevar data = ["vote1", "vote2", "vote1", "vote2"];var reducer = function... 阅读全文

摘要： Sometimes we need to turn arrays into new values in ways that can't be done purely by passing an accumulator along with no knowledge about its context... 阅读全文

摘要： Learn how to use Object.assign() and the spread operator proposed for ES7 to avoid mutating objects./* * Open the console to see * that the tests have... 阅读全文