10 JavaScript method must be known to a junior JavaScript developer

Pop (): use this method to remove the last element of the array. When need or cancel the last element of the array then it's used.

Slice(): use this method, select specific elements of the array and get output in a new array.

Map (): use this method, can all array elements showing one by one serially. It's working also as a loop.

Every (): use this method, can adjust the new array in an exciting array. Its do not change anything of the array, but the output will be shown a new array.

Find(): use this method can get an element that its have in the array. As like searching to send an element that is available or not.

Shift(): used by this method, cancel the array of the first element. I want to need to cancel the first element of the array then it will be used.

Un Shift(): used by this method, push the array of the first element. I want to need to add the first element of the array then it will be used.

Reverse (): used by the method can do change the array elements position its work on the array the last element came to the first position and its continue until all elements can change position.

To uppercase(): it's work on when need a variable alphabet string value to do uppercase all letter then it used there.

To lowercase(): it’s work on when need a variable alphabet string value to do lowercase all letter then it used there.

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