I am trying to sort the array after adding new entry into the array using push(). However there are 2 errors. First the sort() is not allowed. Second is when I remove the sort() the new entry always showed with a number of 5 attached Answer When adding new object into an array, you only need to use arr.push(obj), and
Tag: push
I am getting error push() is not a function while pushing element in array?
I am getting error push() is not a function while pushing element in >array? giving me error lik arry.push is not a function Answer You should delete the [i] in abc[i].push() because abc[i] is string, but the .push() method works for arrays. Therefore you should use abc.push() instead of abc[i].push().
Javascript – push String to Array returns Integer
I add some strings in an array. Why I receive number 2 in the second log when name is a String too? I tried also let arr2 = arr1.slice().push(name); without success. Answer arr.push() modifies the arr itself and returns the length of the resulting array, to do what you want to do, you can do one of the two following
Show array list as specific list in JQuery/JavaScript
I have this list: Need to show it on ‘data’, like this: How could to make a array list and show it on ‘data’, Thanks. Answer You could use Array#reduce
Create a string of specified copies of a given string
I am trying to iterate over the original string 3 times. The result I get is: [“a”,”b”,”c”,”d”,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined,undefined] The correct result should be: [“a”, “b”, “c”, “d”, “a”, “b”, “c”, “d”, “a”, “b”, “c”, “d”] I have tried many variations but nothing works, this is the closest I got. Answer JavaScript has a repeat Method on Strings. You can just use
How to add 5 random numbers which are less than 10?
I’ve created two functions. One to create 5 random numbers to push them into an array. And another one to sum up the numbers. The random number generator is working and making an array perfectly. But the sum is not accurate. I’m unable to find where the problem is. Answer Because you are logging a different set of array values
How to update the quantity in my array in the local storage
I’m creating a shopping cart where in if I add to cart, the quantity should be added to the previous quantity. In my case it only sets to a quantity and is not adding. Here is the code that I tried: Answer Just needed a slight modification to the addition logic. You need to check if it already exists in
javascript date String array push issue! Not the desired value
I’d like to get a date between the start and end dates The first value, is the desired value. be worth! BUT arrTemp[j] value, Not the desired value. Do you know why? Answer Use moment, never try and roll your own date functions.
JavaScript – Store multiple objects in array and access their properties via
So here I have a database of user objects and I would like to push each one into the ‘allUsers’ array. I then want to be able to loop through this array and access a property e.g. allUsers[i].genrePref. How do I push all of these variables into the array to store them like [user, jon, lucy, mike, luke… Answer To