JavaScript Array Methods Cheat Sheet: Your Go-To Guide for Everyday Usage

Mastering array methods in JavaScript can significantly enhance your coding efficiency and make your code cleaner and more readable. Here’s a handy cheat sheet of the most commonly used JavaScript array methods, arranged in the order of how often they’re typically used in day-to-day development.

push

• Description: Adds one or more elements to the end of an array.
• Usage: arr.push(element1,element2)
• Example:

const fruits =['apple','banana']
fruits.push('orange') // ['apple','banana','orange']

pop

• Description: Removes the last element from an array and returns it.
• Usage: arr.pop()
• Example:

const fruits =['apple','banana']
fruits.pop() // ['apple','banana'], returns the poped element 'orange'

shift

• Description: Removes the first element from an array and returns it.
• Usage: arr.shift()
• Example:

const fruits =['apple','banana','orange']
fruits.shift() // ['banana','orange'], returns 'apple'

unshift

• Description: Adds one or more elements to the begining of an array.
• Usage: arr.unshift(element1,element2)
• Example: