Difference between id and name attributes of input

Question

<input id="searchitem" name="search" type="search" /> what is use of id and name here and what is difference between them??

Answer 1

id and name are identifiers to access these objects in dom with javascript or some other language. ideally every element should have id, but angular enforce to have unique name available.

Answer 2

The value of input is saved in id or name?

Answer 3

none. value is saved in value attribute. id is used to access control.