Compiler code format specification settingsUsually, when we write code, the code indentation is 4 spaces, but in the front end, according to global voting statistics, it is recommended to use 2 spaces for code indentation. First, we open the settings…
No.1 INTRODUCTION TO JSX Through the +1 small application of the previous blog, we can appreciate that compared with Vue, writing such a small application with React is more troublesome and the code is more chaotic. Developers who have been…
the use of ref ref the role is to convert a primitive data type into a data type with a reactive attribute (reactivity), there are 7 primitive data types, which are: String Number Boolean Null Undefined Symbol : It is…
Official explanation: Force vue instances to re-render. Note that it affects only the instance itself and the subcomponents that insert the contents of the slot, not all subcomponents.equivalent to manually triggering render() this.$forceUpdate();perform forced rendering. for example, there are too…
It is pointed out in the official documentation of Vue that it has the effect of forcing refresh. That in the vue framework, if there is a variable: age, modify it, the page will be updated automatically.However, if the variable…
preface presumably many small partners in the use of vue, have encountered obviously modify the data in the data, but the view is not updated the situation, this time experienced small partners, not to mention the direct call to this.$forceupdate…
use of this.$set when i usually use vue for development, i often encounter a problem like this: that is, when the data contains a declared and assigned object or an array (array package object), we want to add a new…
After introducing the AutoNavi map in index.html, it reported the error’AMapUI’ is not defined,’AMap’ is not defined’ First, I tried to put the reference of the Gaode map in the body and found that it was useless, and then found…
