I'm sorry for posting such a question, but I really want to know about this, I have used Set, Map, or array filter methods to do the same but it works when I have the first set of arrays with…
I've the following array: $variables = [ "id" => "discountCodeID", "test" => null, "codeDiscount" => [ "code" => "discountCode", "title" => null, "startsAt" => "discountStartsAt", "endsAt" => "", "usageLimit" => "discountUsageLimit", "usesPerOrderLimit" => "discountUsesPerOrderLimit", "customerBuys" => [ "value" => [],…
I've spent hours trying to use array_diff, array_unique, writing foreach loops and anything else I can find and I can't get anything work, the result is always wrong. Say I have these two arrays: $arr_a = ['mary', 'mary', 'mary', 'jack',…
I have a matrix containing arrays of rows. let matrix=[['hello'],['world']]; I'm duplicating rows. matrix=matrix.map(x=>String(x).repeat(2)).map(x=>x.match(new RegExp??)) I want to get [['hello','hello'],['world','world']]
i have bellow array object var dataarray = [{Region: 'Asia', Total: '0.50'}, {Region: 'America', Total: '1.50'}, {Region: 'Middle East', Total: '1.50'}] i want to convert it like bellow var convertarray = [{'Asia' : '0.50', 'America' : '1.50', 'Middle East' :…
I have an array of objects, which has an array of objects inside (it also has another one inside). const array = [ { id: 1, prod: [ { id: 1, op: [ { id: 1 }, { id: 2…
I am currently working on a project were I would like to assign specific song to a singer. The problem is that currently a singer can only be assigned one song. How can I check if the singer had already…
I am looking to append divs onto Vanilla Calendar to show indicators that the day has an event on. I have my event information in a JSON file: { "events": [{ "2023-08": [{ "2023-08-29": [{ "eventID1": [{ "title": "Event Title",…
I have the following code: // function loadProducts const products = [ { name: 'koffie', price: 2.50, group: 'warme dranken' }, { name: 'thee', price: 2.50, group: 'warme dranken' }, { name: 'cola', price: 3.50, group: 'koude dranken' }, {…
I am trying to use React Native to create a To-do list application. And use the UseState hook to add more task to an array to map on the front-end. But I cannot use useState to add new item in…