how to make a .gitignore code example

Example 1: create gitignore

# creates gitignore file
$ touch .gitignore

Example 2: create .gitignore

$ touch .gitignore

Example 3: how to generate a .gitignore

echo "function gi() { curl -L -s https://www.gitignore.io/api/\$@ ;}" >> ~/.bash_profile && source ~/.bash_profile