What is the difference between cin and getline?

Answer 1

cin will take input up to a space.

getline() will take entire input; hence why it is often used for strings.

You need to press return/enter for both...

Answer 2

In cin you have to press enter key after entering data
In getline you have to just enter without pressing enter. In pc
In your mobile both are same

Answer 3

The getline is a member function of cin for input the whole line into string variable.