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PHP 2022-03-23 04:25:31
php sort array remove keys
<?php $fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple"); asort($fruits); foreach ($fruits as $key => $val) { echo "$... Add solution -
Other 2022-03-22 23:20:11
No me reconoce la variable de conexión a Base de datos
function Productos(){ require_once("conexion.php"); $data = file_get_contents("productos.json"); $producto = json_decode($data, true); foreach($producto as $a){ $consulta = $conn->prepare("Insert into pr... Add solution -
Javascript 2022-03-22 13:20:11
creating room in ws node js
const rooms = {}; wss.on("connection", socket => { const uuid = ...; // create here a uuid for this connection const leave = room => { // not present: do nothing if(! rooms[room][uuid]) return; // if the one exiting is t... Add solution -
PHP 2022-03-21 10:35:07
php csv auto download
<?php header('Content-Type: text/csv'); header('Content-Disposition: attachment; filename="sample.csv"'); $list = array ( array('aaa', 'bbb', 'ccc', 'dddd'), array('123', '456', '789'), array('"aaa"', '"bbb"')... Add solution -
Other 2022-03-19 13:10:05
javascript loop an array
let array = ['Item 1', 'Item 2', 'Item 3']; // Here's 4 different ways for (let index = 0; index < array.length; index++) { console.log(array[index]); } for (let index in array) { console.log(array[index]); } for (let value of array) { console... Add solution -
Javascript 2022-03-18 07:30:11
reverse keys and values in object javascript
//The concise way by using ES6 syntax like this. const obj = {A : 1, B : 2, C : 3, D : 4} function objectFlip(obj) { return Object.entries(obj).reduce((acc, [key, value]) => (acc[value] = key, acc), {}) } console.log('input: ',obj); console.lo... Add solution