Apply font awesome styles in iOS swift 3

step 1 : download font awesome ttf file 

https://github.com/FortAwesome/Font-Awesome/blob/master/fonts/fontawesome-webfont.ttf

Step 2 : copy it into project 

Step 3 : set font awesome ttf file into "info" file

Step 4: set font awsome ttf file into Build Phases --> Copy Bundle Resources

step 5 : apply font styles to button

step 6 : 

• use different type of icon codes

https://github.com/thii/FontAwesome.swift/blob/master/FontAwesome/Enum.swift

• Icon names 

http://fontawesome.io/icons/