JPad Command Line Arguments

You can see the latest command line arguments that JPad supports by using jpad -? at the command line.

C:>jpad -?
Example Call                    What it does
------------                    ------------
jpad                            Start REPL
jpad file.jpad --args blah      Run jpad file with args
jpad --args blah < file.jpad    Run jpad file with args

Option                      Description
------                      -----------
-?, --help                  Display a help message and exits.
--args <program_arguments>  Anything after this flag is treated as
                              an argument to the program itself
-e, --execute <java_code>   Execute the selected code statement.
--version                   displays version information and
                              causes all other arguments to be
                              ignored

Run a .jpad file at the Command Line

To run a .jpad file use the format: jpad filename.jpad -args arg1 arg2..

C:>cat hellow.jpad
Dump("Hello " + args[0]);
C:>jpad hellow.jpad -args Jim
Hello Jim

Launch the Editor

To launch the full editor use: jpadgui filename.jpad

Start the Java REPL

To start the java REPL simply type: jpad

C:>jpad
helllo

       _ _____          _
      | |  __ \        | |
      | | |__) |_ _  __| |
  _   | |  ___/ _` |/ _` |
 | |__| | |  | (_| | (_| |
  \____/|_|   \__,_|\__,_|



Anything you type is evaluated as java.
The code is continuously appended until you call \clear.
Other Available Commands:
\exit - exit
\clear (n) - clear past java statements
\history - display all past java statements
\help - display this help

j>2+2
4

JPad Command Line Arguments

Run a .jpad file at the Command Line

Launch the Editor

Start the Java REPL

See Also