$tpl = [ a , b , c , d , ]; $value = hello ; how to generate the following in code? $arr[ a ][ b ][ c ][ d ] = $value; ...
$tpl = [ a , b , c , d , ]; $value = hello ; how to generate the following in code? $arr[ a ][ b ][ c ][ d ] = $value; ...
$tpl = [ a , b , c , d , ]; $value = hello ; how to generate the following in code? $arr[ a ][ b ][ c ][ d ] = $value; ...
$tpl = [ a , b , c , d , ]; $value = hello ; how to generate the following in code? $arr[ a ][ b ][ c ][ d ] = $value; ...
var test = "a.b.c.d" how to recursively to a:{ b:{ c:{ d:"test" } } } ...
vuejson: afterbefore ...
problem description The parameter is [number, distance] to find out the point coordinates satisfied in the two-bit plane of the browser. number: the number of coordinate points in the two-bit plane of the browser. distance: the distance between ea...
$items = array( 1 => array( id => 1, pid => 0, name => ), 2 => array( id => 2, pid => 0, name => ), 3 => array( id => 3, pid => 1, name =&g...
The Array.prototype.flat () method can flatten the nested array into flattening into one-dimensional array , accept a number as several layers of expansion, and defaults to layer 1 . If you expand no matter how many layers are nested, you can pass...
now given an original string, example: abcdefgh, a template rule, example: ab {{}} de {{}} h where {{}} represents any match, and there may be 0 or more {{}} in a template. It is required to write a function to match the template first. If the origina...
topic description I store user information in localStorage userInfo, to encapsulate a method to modify userInfo related codes userInfof var userInfo= { id: 123 , name: Jim , info:{ address:{ home: , ...
existing data: var res = [{ code: 1, name: "", children: [{ code: 1, name: "", children: [{ code: 1, name: "", children: [{ code: 1, ...
function getTree ($data, $pId) { $tree = ; -------------------1 foreach ($data as $k = > $v) { if ($v [ cate_ParentId ] = = $pId) { Father finds son $v[ cate_ParentId ] = getTree($data, $v[ cate_Id ]); ---------------------2 ...
as mentioned in the question, I use recursion to calculate the approximate value of PI: PI 4 = 1-1 PI 3 + 1 hand 7 + 1 hand 9 +; code is as follows: let calPI = (n, sum = 1)=> { if(n < 3) return sum*4; n%4 === 1 ? sum += 1 n...
A recursive word cannot be written in the work. Ask the master for help and accept a reward. Thank you. Thanks Thanks () has the following data . [{ id: 1 , name: 1 , items: [ { id: 2 , name: 2 , items: [ ...
has the following recursive function, which cannot return the correct result: const navItems = [ { name: name1 , label: , items: [ { name: name2 , label: , items:...
work needs to use a js recursive writing, really can not write it, ask for help, you can add Wechat to send a big red packet! The data structure of trustworthiness ~ is as follows: [ { key: 1 , name: name , label: ...
"use strict"; var digui2 = digui; digui = null; digui2(10); function digui(num) { if (num < 2) { return 1; } else { return num * digui(num - 1); } } I know that arguments.callee can be used instead of function n...
[ 1 ,[ 2 , 3 , [ 4 , 5 , [ 6 ]]]] ...
cyclic array arr = [ [1, 2], [3, 4], ] output [13,14,23,34] ; cyclic array arr = [ [1, 2], [3, 4], [5, 6], ] output [135136145146235236245246] The length of the array of the loop is unknown, and the length of each subarray of...
topic description after the connection pool connection is successful, the connection timed out when performing the database operation. How to configure to return an error directly instead of trying to reconnect all the time related codes const to =...
1. After logging in for the first time, return to the front-end token, and then the front-end takes the token to get the corresponding data 2. When you log in for the second time, you don t need to enter the account password again and jump directly to...
the problem is this: background: our company does mixed app, and I develop some web pages in app. in mixed app, there will be an Android object in webview, which is a callable object exposed to me by my Android colleagues. Through this object, I can ...
paste the code first import time from tornado.gen import coroutine from tornado.httpclient import AsyncHTTPClient from tornado.ioloop import IOLoop from tornado.web import Application, RequestHandler class MainHandler(RequestHandler): @coroutin...
1. Acquired data you need to add "unlimited " to the typeList,gradeList,glossList, data the effect is as follows <div class="tab-bg"> <div class="tab-nav" v-for="(item,index) in tabs" :key="index&qu...