JavaScript Array Methods | JavaScript splice() and slice() Methods - JavaScript Tutorial 100

Notes for You:: JavaScript Array Methods splice() and slice():

splice() Method:
- changes the contents of an array by removing existing elements
- and or adding new elements to the array and
- returns list of elements removed

Syntax:
splice(startIndex:number, deleteCount:number, [... args]):Array
where:
startIndex: indicates the index of the element where insertion or deletion begins
deleteCount: indicates the number of elements to be deleted
... args: indicates list of elements to be inserted
Array: indicates list of elements removed

slice() Method:
- returns the a new sub array

Syntax:
slice(startIndex:number, endIndex:number): Array
where:
startIndex: indicates index of the first element to be sliced
endIndex: indicates index of the last element to be sliced + 1

Example Code:
var studNames = ["Ram","Ravi","Raju","Raghu","Gopal"];

Note:
- replace < with less-than symbol.
- replace > with greater-than symbol.

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JavaScript Tutorial 101 - concat() Method | join() Method |JavaScript Array Methods

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JavaScript Tutorial 99 - unshift() Method | shift() Method | JavaScript Array Methods

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[vamsikrishna]

let fastFood=["gobi", "noddles", "burger", "pizza", "french fries"];
document.write(fastFood);
document.write('<br>');
document.write(fastFood.splice(3, 2));
document.write('<br>');
document.write(fastFood);

sir i have done some experiments can u plzz help me sir
splice(3, 2);
browser enter into index 3 of an array after that i gave only one value i want to know what is happening in the backend sir....