Short help:

  $ hg

  Mercurial Distributed SCM

  basic commands:

  use "hg help" for the full list of commands or "hg -v" for details

  $ hg -q

  $ hg help

  Mercurial Distributed SCM

  list of commands:

   add           add the specified files on the next commit

   addremove     add all new files, delete all missing files

   annotate      show changeset information by line for each file

   archive       create an unversioned archive of a repository revision

   backout       reverse effect of earlier changeset

   bisect        subdivision search of changesets

   bookmarks     track a line of development with movable markers

   branch        set or show the current branch name

   branches      list repository named branches

   bundle        create a changegroup file

   cat           output the current or given revision of files

   clone         make a copy of an existing repository

   commit        commit the specified files or all outstanding changes

   copy          mark files as copied for the next commit

   diff          diff repository (or selected files)

   export        dump the header and diffs for one or more changesets

   forget        forget the specified files on the next commit

   graft         copy changes from other branches onto the current branch

   grep          search for a pattern in specified files and revisions

   heads         show current repository heads or show branch heads

   help          show help for a given topic or a help overview

   identify      identify the working copy or specified revision

   import        import an ordered set of patches

   incoming      show new changesets found in source

   init          create a new repository in the given directory

   locate        locate files matching specific patterns

   log           show revision history of entire repository or files

   manifest      output the current or given revision of the project manifest

   merge         merge working directory with another revision

   outgoing      show changesets not found in the destination

   parents       show the parents of the working directory or revision

   paths         show aliases for remote repositories

   phase         set or show the current phase name

   pull          pull changes from the specified source

   push          push changes to the specified destination

   recover       roll back an interrupted transaction

   remove        remove the specified files on the next commit

   rename        rename files; equivalent of copy + remove

   resolve       redo merges or set/view the merge status of files

   revert        restore files to their checkout state

   rollback      roll back the last transaction (dangerous)

   root          print the root (top) of the current working directory

   serve         start stand-alone webserver

   showconfig    show combined config settings from all hgrc files

   status        show changed files in the working directory

   summary       summarize working directory state

   tag           add one or more tags for the current or given revision

   tags          list repository tags

   tip           show the tip revision

   unbundle      apply one or more changegroup files

   update        update working directory (or switch revisions)

   verify        verify the integrity of the repository

   version       output version and copyright information

  additional help topics:

   config        Configuration Files

   dates         Date Formats

   diffs         Diff Formats

   environment   Environment Variables

   extensions    Using Additional Features

   filesets      Specifying File Sets

   glossary      Glossary

   hgignore      Syntax for Mercurial Ignore Files

   hgweb         Configuring hgweb

   merge-tools   Merge Tools

   multirevs     Specifying Multiple Revisions

   patterns      File Name Patterns

   phases        Working with Phases

   revisions     Specifying Single Revisions

   revsets       Specifying Revision Sets

   subrepos      Subrepositories

   templating    Template Usage

   urls          URL Paths

  use "hg -v help" to show builtin aliases and global options

  $ hg -q help

   add           add the specified files on the next commit

   addremove     add all new files, delete all missing files

   annotate      show changeset information by line for each file

   archive       create an unversioned archive of a repository revision

   backout       reverse effect of earlier changeset

   bisect        subdivision search of changesets

   bookmarks     track a line of development with movable markers

   branch        set or show the current branch name

   branches      list repository named branches

   bundle        create a changegroup file

   cat           output the current or given revision of files

   clone         make a copy of an existing repository

   commit        commit the specified files or all outstanding changes

   copy          mark files as copied for the next commit

   diff          diff repository (or selected files)

   export        dump the header and diffs for one or more changesets

   forget        forget the specified files on the next commit

   graft         copy changes from other branches onto the current branch

   grep          search for a pattern in specified files and revisions

   heads         show current repository heads or show branch heads

   help          show help for a given topic or a help overview

   identify      identify the working copy or specified revision

   import        import an ordered set of patches

   incoming      show new changesets found in source

   init          create a new repository in the given directory

   locate        locate files matching specific patterns

   log           show revision history of entire repository or files

   manifest      output the current or given revision of the project manifest

   merge         merge working directory with another revision

   outgoing      show changesets not found in the destination

   parents       show the parents of the working directory or revision

   paths         show aliases for remote repositories

   phase         set or show the current phase name

   pull          pull changes from the specified source

   push          push changes to the specified destination

   recover       roll back an interrupted transaction

   remove        remove the specified files on the next commit

   rename        rename files; equivalent of copy + remove

   resolve       redo merges or set/view the merge status of files

   revert        restore files to their checkout state

   rollback      roll back the last transaction (dangerous)

   root          print the root (top) of the current working directory

   serve         start stand-alone webserver

   showconfig    show combined config settings from all hgrc files

   status        show changed files in the working directory

   summary       summarize working directory state

   tag           add one or more tags for the current or given revision

   tags          list repository tags

   tip           show the tip revision

   unbundle      apply one or more changegroup files

   update        update working directory (or switch revisions)

   verify        verify the integrity of the repository

   version       output version and copyright information

  additional help topics:

   config        Configuration Files

   dates         Date Formats

   diffs         Diff Formats

   environment   Environment Variables

   extensions    Using Additional Features

   filesets      Specifying File Sets

   glossary      Glossary

   hgignore      Syntax for Mercurial Ignore Files

   hgweb         Configuring hgweb

   merge-tools   Merge Tools

   multirevs     Specifying Multiple Revisions

   patterns      File Name Patterns

   phases        Working with Phases

   revisions     Specifying Single Revisions

   revsets       Specifying Revision Sets

   subrepos      Subrepositories

   templating    Template Usage

   urls          URL Paths

Test short command list with verbose option

  $ hg -v help shortlist

  Mercurial Distributed SCM

  basic commands:

  global options:

   -R --repository REPO   repository root directory or name of overlay bundle

                          file

      --cwd DIR           change working directory

   -y --noninteractive    do not prompt, automatically pick the first choice for

                          all prompts

   -q --quiet             suppress output

   -v --verbose           enable additional output

      --config CONFIG [+] set/override config option (use 'section.name=value')

      --debug             enable debugging output

      --debugger          start debugger

      --encoding ENCODE   set the charset encoding (default: ascii)

      --encodingmode MODE set the charset encoding mode (default: strict)

      --traceback         always print a traceback on exception

      --time              time how long the command takes

      --profile           print command execution profile

      --version           output version information and exit

   -h --help              display help and exit

  [+] marked option can be specified multiple times

  use "hg help" for the full list of commands

  $ hg add -h

  hg add [OPTION]... [FILE]...

  add the specified files on the next commit

      Schedule files to be version controlled and added to the repository.

      The files will be added to the repository at the next commit. To undo an

      add before that, see "hg forget".

      If no names are given, add all files to the repository.

      Returns 0 if all files are successfully added.

  options:

   -I --include PATTERN [+] include names matching the given patterns

   -X --exclude PATTERN [+] exclude names matching the given patterns

   -S --subrepos            recurse into subrepositories

   -n --dry-run             do not perform actions, just print output

  [+] marked option can be specified multiple times

  use "hg -v help add" to show more info

Verbose help for add

  $ hg add -hv

  hg add [OPTION]... [FILE]...

  add the specified files on the next commit

      Schedule files to be version controlled and added to the repository.

      The files will be added to the repository at the next commit. To undo an

      add before that, see "hg forget".

      If no names are given, add all files to the repository.

      An example showing how new (unknown) files are added automatically by "hg

      add":

        $ ls

        foo.c

        $ hg status

        ? foo.c

        $ hg add

        adding foo.c

        $ hg status

        A foo.c

      Returns 0 if all files are successfully added.

  options:

   -I --include PATTERN [+] include names matching the given patterns

   -X --exclude PATTERN [+] exclude names matching the given patterns

   -S --subrepos            recurse into subrepositories

   -n --dry-run             do not perform actions, just print output

  [+] marked option can be specified multiple times

  global options:

   -R --repository REPO   repository root directory or name of overlay bundle

                          file

      --cwd DIR           change working directory

   -y --noninteractive    do not prompt, automatically pick the first choice for

                          all prompts

   -q --quiet             suppress output

   -v --verbose           enable additional output

      --config CONFIG [+] set/override config option (use 'section.name=value')

      --debug             enable debugging output

      --debugger          start debugger

      --encoding ENCODE   set the charset encoding (default: ascii)

      --encodingmode MODE set the charset encoding mode (default: strict)

      --traceback         always print a traceback on exception

      --time              time how long the command takes

      --profile           print command execution profile

      --version           output version information and exit

   -h --help              display help and exit

  [+] marked option can be specified multiple times

Test help option with version option

  $ hg add -h --version

  Mercurial Distributed SCM (version *) (glob)

  (see http://mercurial.selenic.com for more information)

  Copyright (C) 2005-2012 Matt Mackall and others

  This is free software; see the source for copying conditions. There is NO

  warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

  $ hg add --skjdfks