I have been looking for a way to pass query parameters into an API call with the new HttpClientModule‘s HttpClient and have yet to find a solution. With the old Http module you would write something like this. getNamespaceLogs(logNamespace) { // Setup log namespace query parameter let params = new URLSearchParams(); params.set(‘logNamespace’, logNamespace); this._Http.get(`${API_URL}/api/v1/data/logs`, { … Read more
I have an object that looks like this: var obj = { “objectiveDetailId”: 285, “objectiveId”: 29, “number”: 1, “text”: “x”, “subTopics”: [{ “subTopicId”: 1, “number”: 1 }, { “subTopicId”: 2, “number”: 32 }, { “subTopicId”: 3, “number”: 22 }] } var stToDelete = 2; I have lodash installed in my application for other things. Is … Read more
There’s a nifty method to sort an array of objects based on several properties: var data = _.sortBy(array_of_objects, [‘type’, ‘name’]); However that is only for ascending sorting. Is there some handy way of defining direction per column? E.g. var data = _.sortBy(array_of_objects, [{‘type’: ‘asc’}, {‘name’: ‘desc’}]); 7 Answers 7
How can I transform a big object to array with lodash? var obj = { 22: {name:”John”, id:22, friends:[5,31,55], works:{books:[], films:[],} 12: {name:”Ivan”, id:12, friends:[2,44,12], works:{books:[], films:[],} } // transform to var arr = [{name:”John”, id:22…},{name:”Ivan”, id:12…}] 11 Answers 11
I’m sure it’s somewhere inside the LoDash docs, but I can’t seem to find the right combination. var users = [{ id: 12, name: ‘Adam’ },{ id: 14, name: ‘Bob’ },{ id: 16, name: ‘Charlie’ },{ id: 18, name: ‘David’ } ] // how do I get [12, 14, 16, 18] var userIds = _.map(users, … Read more
I have a Javascript object like: var my_object = { a:undefined, b:2, c:4, d:undefined }; How to remove all the undefined properties? False attributes should stay. 27 Answers 27
I have an array of objects. I want to find by some field, and then to change it: var item = {…} var items = [{id:2}, {id:2}, {id:2}]; var foundItem = items.find(x => x.id == item.id); foundItem = item; I want it to change the original object. How? (I don’t care if it will be … Read more
I have an object with some keys, and I want to only keep some of the keys with their value? I tried with filter: const data = { aaa: 111, abb: 222, bbb: 333 }; const result = _.filter(data, (value, key) => key.startsWith(“a”)); console.log(result); <script src=”https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.15/lodash.min.js”></script> But it prints an array: [111, 222] Which is … Read more
I had a pull request feedback below, just wondering which way is the correct way to import lodash? You’d better do import has from ‘lodash/has’.. For the earlier version of lodash (v3) which by itself is pretty heavy, we should only import a specidic module/function rather than importing the whole lodash library. Not sure about … Read more
I am having a hard time trying to get the lodash modules imported. I’ve setup my project using npm+gulp, and keep hitting the same wall. I’ve tried the regular lodash, but also lodash-es. The lodash npm package: (has an index.js file in the package root folder) import * as _ from ‘lodash’; Results in: error … Read more
