How to get the difference between two arrays in JavaScript?

Question 1

How to get the difference between two arrays in JavaScript?

Is there a way to return the difference between two arrays in JavaScript? For example: var a1 = [‘a’, ‘b’]; …

Gerardodillonmarjorie Professor Asked 1 hour ago in Java Script.

74 views
25 answers
12 votes

Question 2

array in class does not print a value

I have arrayOfNulls in class named readWrite list,and it has two inner classes one of which is super class. I …

Kendallcristinanettie Professor Asked 11 hours ago in Java Script.

59 views
0 answers
11 votes

Question 3

Object.keys.map does't return the original keys

I’m getting an object from my database: example: {availability: null bio: null category: "" createdAt: "2020-10-13T13:47:29.495Z" email: "[email protected]" firstName: "Lorenzo" …

Claudelucianofrancesca Professor Asked 11 hours ago in Java Script.

52 views
5 answers
-2 votes

Question 4

Cross compare two sets of data

I have a report table. A report can have many documents (which are csv file paths). A document has many …

Odelldillonliz Professor Asked 11 hours ago in Java Script.

52 views
1 answers
9 votes

Question 5

Find the location of a character in string

I would like to find the location of a character in a string. Say: string = “the2quickbrownfoxeswere2tired” I would like …

Adalbertoguillermosheena Professor Asked 11 hours ago in Java Script.

76 views
6 answers
-2 votes

Question 6

Can the dimension of std::array be read from command line arguments?

I have a C++ code where I decided to use std::array instead of std::vector and I want the size of …

Alfredoaverylora Professor Asked 11 hours ago in Java Script.

58 views
1 answers
-5 votes

Question 7

How to create an array with the results of an SQL query

I am searching a table in a database and want to store all the results from ONE field in an …

Pierrealbertmargie Professor Asked 11 hours ago in Java Script.

41 views
2 answers
6 votes

Question 8

Duplicate code Javascript. how to modularize it

I am facing a duplicate issue in Sonar and i am not able to figure out how to correct it. …

Lavernmargobessie Professor Asked 11 hours ago in Java Script.

80 views
1 answers
15 votes

Question 9

my js code for a quiz is not taking in arrays in question tag

i am a beginner and started like 2 weeks ago i want the question to show in the question field …

Carltonjerrylindsey Professor Asked 11 hours ago in Java Script.

58 views
3 answers
8 votes

Question 10

Algorithm to remove duplicate elements from an array written in pseudocode

i am trying to write an algorithm that will remove any duplicate element from an array passed in as paramater. …

Dinoclaytonbessie Professor Asked 11 hours ago in Java Script.

31 views
0 answers
8 votes

Answer 1