As one alternative, you can use Array.concat: This would create and return a new array instead of pushing items to the same array. It can be useful if you don't want to modify the source array but rather make a shallow copy of it. Array.prototype.concat returns new array.

Jul 7, 2012 · Use ... (spread) operator along with splice method used in previous examples. This removes 4 elements starting from index 12 and then inserts your required array into positions 12 to 15. Try Sample Code. Further Reference: ECMAScript (ECMA-262)

Nov 4, 2012 · What you want to be doing is to turn the different values into a single value and then push that value into your array. To get the exact output as you were requesting, you can turn these multiple values into one by concatenating them into a string: Change this: tasks.push(firstName.value, lastName.value, dateofBirth.toString()); Into this:

The push() method adds new items to the end of an array. The push() method changes the length of the array. The push() method returns the new length.

Mar 2, 2024 · Use the Array.push() method to push multiple values to an array, e.g. arr.push('b', 'c', 'd');. The push() method adds one or more values to the end of an array. index.js

Mar 13, 2025 · The push() method appends values to an array. Array.prototype.unshift() has similar behavior to push(), but applied to the start of an array. The push() method is a mutating method. It changes the length and the content of this.

Jul 19, 2022 · To push multiple values to an array in JavaScript, you can use any of the following methods – Pass multiple comma separated values to the Array.push() method. Use the spread operator. Use the Array.concat() method. Use Array.splice() method. Let’s discuss each of the above method in detail below.

Sep 5, 2024 · You can add multiple values to an array in JavaScript using the push() method with the spread operator, concat() method, or using a loop. Each method has its own use case depending on the situation and the structure of your code.

Nov 15, 2024 · We can insert an item into Array at a specific index using the JavaScript Array splice method. This method removes the elements from the mentioned index and add items at that specific position. 1. Using array.splice () Method.

Dec 4, 2018 · Based on the property you can filter the array. so by checking you can remove the duplicates and return a new array. we can use array.filter. I hope the below code will solve the issue. Since its a function you can use it multiple times and …