MATLAB Function Reference    

Getting Help

doc Display online documentation in MATLAB Help browser
demo Access product demos via Help browser
docopt Location of help file directory for UNIX platforms
docroot Get or set root directory for MATLAB help files
help Display help for MATLAB functions in Command Window
helpbrowser Display Help browser for access to extensive online help
helpwin Display M-file help, with access to M-file help for all functions
info Display information about The MathWorks or products
lookfor Search for specified keyword in all help entries
support Open MathWorks Technical Support Web page
web Point Help browser or Web browser to file or Web site
whatsnew Display information about MATLAB and toolbox releases

  Command Window Workspace, File, and Search Path