react uses event delegation to implement composite events, and events are all hung on document, so how is the stopPropagation of this composite event implemented? What s the principle? Now that events are mounted on document, how to prevent event delive...
ask me a question. What about the, web app immersive status bar? ...
when you want to climb the list page, url will stop the list crawling when you find that there are articles that have been crawled. Otherwise, how can you continue to the next page? ...
[setting.component.ts] TagList = []; public getTagList() { this.settingService.getTags() .subscribe((response) => { this.TagList = response.data; console.log(this.TagList); A }); console.log(this.TagList); ...
now encapsulates an api called postItemData () {}; when submitting data, the api, is called multiple times in submit () {} through items in an array as follows: postItemData(data){ axios.post(data).then() }, submit(array){ ...
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...