Functions example

There are pre built functuons whic help us and can be useful tools. They are tools that can give use vaulable information like the one i use, which gives the strings length. Also it can be built by the user as i also do with making the write_msg function.

The string lenght of 'Pre-built function' is 20

Hello, this is my name Stacy Smith
Hello, this is my name Bob Smith