bitburner-src/doc/source/netscript/basicfunctions/exec.rst
2019-07-15 21:40:43 -07:00

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exec() Netscript Function
=========================
.. js:function:: exec(script, hostname/ip, [numThreads=1], [args...])
:param string script: Filename of script to execute
:param string hostname/ip: IP or hostname of the 'target server' on which to execute the script
:param number numThreads: Optional thread count for new script. Set to 1 by default. Will be rounded to nearest integer
:param args...:
Additional arguments to pass into the new script that is being run. Note that if any arguments are being
passed into the new script, then the third argument *numThreads* must be filled in with a value.
:RAM cost: 1.3 GB
Run a script as a separate process on a specified server. This is similar to the *run* function except
that it can be used to run a script on any server, instead of just the current server.
If the script was successfully started, then this functions returns the PID
of that script. Otherwise, it returns 0.
.. note:: PID stands for Process ID. The PID is a unique identifier for each script.
The PID will always be a positive integer.
.. warning:: Running this function with a *numThreads* argument of 0 will return 0 without
running the script. However, running this function with a negative *numThreads*
argument will cause a runtime error.
The simplest way to use the *exec* command is to call it with just the script name and the target server.
The following example will try to run *generic-hack.script* on the *foodnstuff* server::
exec("generic-hack.script", "foodnstuff");
The following example will try to run the script *generic-hack.script* on the *joesguns* server with 10 threads::
exec("generic-hack.script", "joesguns", 10);
This last example will try to run the script *foo.script* on the *foodnstuff* server with 5 threads. It will also pass
the number 1 and the string "test" in as arguments to the script::
exec("foo.script", "foodnstuff", 5, 1, "test");