in Vuex State document : when a component needs to acquire multiple states, declaring these states as computational properties can be repetitive and redundant. To solve this problem, we can use the mapState helper function to help us generate computa...
1. I don t understand many places when I use vuex, for the first time. The account number and password entered are correct. The landing page uses this.$store.commit ( token , res.data.data) to report an error . main.js import Vuex from "vue...
the project has multiple modules: home module, login module, etc. Each module has its own data. I get the data from vux on other pages and assign variables to the current page. this.userinfo = this.$store.state.login; vuex this.userinfo = this.$store...
A problem was encountered while using vuex to share data The code is shown in the figure above. Figure 1 and figure 2 are in the same vue file, and figure 3 is written in the js file, but after it is written, you must re-npm run start, the click e...
now the array of the carousel graph is taken from the background interface action dispatch. now you want to add a local static image to the array, how to write it in store ...
the official document says that asynchronous modification of the state will not take effect: https: vuex.vuejs.org zh-cn . but the following code does change the value: mutations: { increment: (state)=>{ window.fetch( https: jsonp...
< H1 > vue-router-3.0.1 uses router.addRoutes () to set dynamic. Dynamic routing is invalid when the corresponding page is refreshed directly < H1 >. Overview of problems vue-router-3.0.1 uses router.addRoutes () to set up dynamic routes, jumpin...
font settings for browsers such as uc or qq. Can you dynamically control the app font size? Solve the problem, if it is too troublesome to write with js ...
1: picture above first the above one is on the developer s tool, and the following two are on the phone. That is, there is no local data on the phone, it should be a problem with the port. I passed the code scan test. This is the first time to b...
as shown in the figure, I get the data in vuex in created. I can get it as soon as I enter the page, but I can t get the data after the page is refreshed ...
previously stored the data in vuex, and got it in a page my guess is that when the page is rendered, the cpmputed does not getter the data at the beginning, so the corresponding attribute cannot be found when the value is assigned, and then the ...
A property of state is used in both components. One component modifies this property, but the other component does not update the data ...
by calling an interface, adding a piece of data and returning the added data, how to update the view? what I don t understand is that every time the operation of adding, deleting, deleting or modifying has to call the interface to obtain the data again,...
A rookie, who had no choice but to turn to the god of Sifou for several days question: I use the vue init webpack project name to build the project: package webpack.base.conf.js index.js run dev route.js drawer.vue ...
1, vue 2.5.13 can be obtained normally, and then the version cannot be obtained 2. Code: .vue file: computed: { ...mapGetters({ packages: getPackageByTag_data , pagerData: getPackagesPager , }), }, in the pkg.js of modu...
The main purpose of Vuex is to share and manage data, so why not just use browser caching? what is the fundamental difference between Vuex and browser caching strategy? the data flow in the Vuex state repository is unidirectional Synchronize, so why...
if you can t understand the meaning of the title, then look at the picture . the top yellow part is the public part in app.vue the red part is vue-router green < router-view > part what I need to implement now is when I click on the red navigat...
wants to send the collected data when switching routes, but does not generate when changing the value of vuex. beforeRouteLeave: (to, from, next) => { try { console.log(":"+new Date().getTime()); this.$store.commit( GET_HTTPRESP...
I need the js file in plugins or assets to call the mutation method add . How can I call it correctly? ...
the project is built by vue-cli. SAP, runs without error with npm run dev. After using npm run build, the generated js is put into erb and reported to cannot redefine $router,. Some answers say that vue router is defined twice, or vue is packaged twice,...
Sub-components: < view class= dialog hidden= {{show}} > < view > {{title}} < view > < view > {{content}} < view > < view class= btn > <text bindtap= confirmEvent >< text> <text bindtap= cancelEvent >< text> ...
recently, I have been studying event loop . I have read a lot of articles written by my predecessors, who said that when the main thread executes an asynchronous task, it initiates a call, then suspends it, and when it has a return value, it is placed i...
The components in the red box are in the keep-alive and will be cached Business requirements are like this. When you click the X close tab of the business accepted in the figure above, the components in the corresponding red box should be completely...
pycache ...
problem description tree in element-ui, which by default looks like this: No child nodes are selected, and no parent nodes are selected all child nodes are selected, and parent nodes are selected Child node is partially selected, parent node is...