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Finders Keepers Problem Explanation We need to return the element from an array that passes a function. Both the function and the array are passed into our function findElement(arr, func). Hints Hint 1 We need to return the element from an array that passes a function. Both the function and the array are passed into our function findElement(arr, func). Looking through the array can be done ...
Jul 8, 2018 · So, I know how to solve this one with a for loop. And I read this post ( freeCodeCamp Algorithm Challenge Guide: Finders Keepers) so now I know how to solve it using .filter ().
Oct 1, 2023 · Many previous challenges have talked about callback functions, especially in the ES6 section.
Feb 4, 2022 · nhcarrigan February 4, 2022, 3:08am 2. TheOctagon3323: function findElement(arr, func) {. let num = 0; function func() {. The first thing that stands out here is your findElement array takes a func argument which is the callback function - but then right below it, you redeclare the func as a new function.
Aug 9, 2022 · JavaScript. TonyV August 9, 2022, 6:30pm 1. This code is passing when it finds something . It does not pass when you don’t find something. **Your code so far**. function findElement(arr, func) {. let length=arr.length; let first=0; let test=undefined;
Apr 15, 2022 · indexOf would have to be looping an array of true/false values which it isn’t. If you really wanted that you can create an array of the values that the callback returns and then use indexOf on that array. You would then use the index indexOf returns to index into the array passed to the function. Not sure if that made any sense, it is kind of ...
Dec 26, 2021 · Saved to your browser's local storage MyBlood December 26, 2021, 11:53am 1 Tell us what’s happening: Describe your issue in detail here. **Your code so far**
Nov 24, 2020 · You can not return a value from a forEach. The purpose of a forEach is to apply some function to every element of the array it is called on. Stick with a normal for loop.
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Boo Who Problem Explanation This program is very simple, the trick is to understand what a boolean primitive is. The programs requires a true or false answer. Relevant Links Boolean Hints Hint 1 You will need to check for the type of the parameter to see if it is a boolean. Hint 2 To check for the type of a parameter, you can use typeof. Hint 3 Since you must return true or false you can use ...
