The splice () method in JavaScript uses a detailed knowledge of the basics

The splice () method of the JavaScript array changes the contents of the array, adds new elements, and eliminates the old elements.
Grammar

Array.splice (index, Howmany, [element1][, ..., elementn]);

The following are the details of the parameters:

• Index: The array at which the index starts to change.
• Howmany: Integer that represents the removal of the old array element prime. If the Howmany is 0, no elements are deleted.
• Element1, ..., elementn: element added to array. If you do not specify any elements, stitching simply deletes the elements in that array.

return value:

Returns an array that is extracted based on the passed parameter.
Example:

This will produce the following results:

After adding 1:orange,mango,water,banana,sugar,tea
removed are: after 
adding 1:orange,mango,water,sugar, Tea
removed Is:banana