They are also called domain language. They are language whose sole creation is to handle problems in a paticular domain. Examples:
Html for web pages
Actionscript for animation
Mathematica for science
Chat with our AI personalities
special character in c language are as follows~ ' ! @ # % ^ & * () _ - + = | \ {} [] : ; " <> , . ? /
COBAL
directed tools, devices,ect.,for a specific purpose
PC software tools and report generators
npthing