C# 7 and .NET: Designing Modern Cross-platform Applications

Getting part of a string

Sometimes, you need to get part of some text. For example, if you had a person's full name stored in a string with a space character between the first and last name, then you could find the position of the space and extract the first name and last name as two parts, like this:

string fullname = "Alan Jones"; 
int indexOfTheSpace = fullname.IndexOf(' '); 
string firstname = fullname.Substring(0, indexOfTheSpace); 
string lastname = fullname.Substring(indexOfTheSpace + 1); 
WriteLine($"{lastname}, {firstname}"); 

If the format of the initial full name was different, for example, Lastname, Firstname, then the code would be slightly different. As an optional exercise, try writing some statements that would change the input ...