# # irb/lc/help-message.rb - # $Release Version: 0.9.6$ # $Revision$ # by Keiju ISHITSUKA(keiju@ruby-lang.org) # # – # # # Usage: irb.rb [options] [programfile] [arguments]

-f                Suppress read of ~/.irbrc
-d                Set $DEBUG to true (same as `ruby -d')
-r load-module    Same as `ruby -r'
-I path           Specify $LOAD_PATH directory
-U                Same as `ruby -U`
-E enc            Same as `ruby -E`
-w                Same as `ruby -w`
-W[level=2]       Same as `ruby -W`
--context-mode n  Set n[0-4] to method to create Binding Object,
                  when new workspace was created
--echo            Show result(default)
--noecho          Don't show result
--inspect         Use `inspect' for output
--noinspect       Don't use inspect for output
--multiline       Use multiline editor module
--nomultiline     Don't use multiline editor module
--singleline      Use singleline editor module
--nosingleline    Don't use singleline editor module
--colorize        Use colorization
--nocolorize      Don't use colorization
--prompt prompt-mode/--prompt-mode prompt-mode
                  Switch prompt mode. Pre-defined prompt modes are
                  `default', `simple', `xmp' and `inf-ruby'
--inf-ruby-mode   Use prompt appropriate for inf-ruby-mode on emacs.
                  Suppresses --multiline and --singleline.
--sample-book-mode/--simple-prompt
                  Simple prompt mode
--noprompt        No prompt mode
--single-irb      Share self with sub-irb.
--tracer          Display trace for each execution of commands.
--back-trace-limit n
                  Display backtrace top n and tail n. The default
                  value is 16.
--verbose         Show details
--noverbose       Don't show details
-v, --version     Print the version of irb
-h, --help        Print help
--                Separate options of irb from the list of command-line args

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