| Class | Debugger::VarClassVarCommand | 
| In: | cli/ruby-debug/commands/variables.rb | 
| Parent: | Command | 
Implements the debugger ‘var class’ command.
    # File cli/ruby-debug/commands/variables.rb, line 46
46:       def help(cmd)
47:         %{
48:           v[ar] cl[ass] \t\t\tshow class variables of self
49:         }
50:       end