let dataSource = []; menuList.map((item, index) => dataSource.push({ key: item.type, rank: index + 1, text: item.text, type: item.type, icon: item.icon, status: item.status }) ); if you ...
I want to create an array of length 15 where the first five items are the contents of another one-dimensional array, and the following array values are specified by me (such as empty) let arr1 = new Array(5) arr2.map((x)=>{ arr1.unshift(x) }) r...
function duplicates(arr) { var obj = {}; var newArr = []; for (var i in arr){ if(obj[arr[i]]){ obj[arr[i]]PP; } else{ obj[arr[i]]=1; } } ...
want to implement a single-page application managed in the background. It is known that red, blue and black are three different components, and their structure and page are as follows li do you need to use vue-router in this case? vue beginner ro...
problem description create the Webservice project of the Apache Axis engine, and then configure the remote Weblogic server. The test is successful, but when you click apply-OK, it prompts an error: Error connecting to the Application Server: Unable...
{ username: 11 , password: 222 } php: $username = isset($_POST["username"]) ? $_POST["username"] : ; $password = isset($_POST["password"]) ? $_POST["password"] : ; is it impossible to get it? ...
tested online, I can t get the offsetLeft attribute of an element after I get it, but I can see the value after assigning the value of this attribute to the attribute of other objects. What s even weirder is that I don t have this situation locally....
< H2 > first of all, it is tested that there is no problem with extracting the common module of css. The configuration is as follows: < H2 > optimization: { splitChunks: { cacheGroups: { 2Css Js ...