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FSHARPI(1) User Commands FSHARPI(1)


fsharpi - manual page for F# 3.0 interactive REPL (Open Source Edition)


Interactive REPL console for the F# language, version 3.0


fsharpi [options...] [script.fsx [arguments...]



Use the given file on startup as initial input
#load the given file on startup --reference:assembly, -r assembly Reference an assembly -- Pass remaning arguments to script, accessed using fsi.CommandLineArgs


Emit debug information
Specify debugging type: full, pdbonly. full is the default and enables attaching a debugger to a running program.
Enable optimizations
Enable tailcalls
Enable cross-module optimizations


Report all warnings as errors
Report specific warnings as errors
Set a warning level (0-5)
Disable specific warning messages
Enable specific warnings that may be off by default
Output warning and error messages in color


Generate overflow checks
Define conditional compilation symbols
Ignore ML compatibility warnings


Suppress compiler copyright message
Display this usage message


Specify the codepage used to read source files
Output messages in UTF-8 encoding
Output messages with fully qualified paths
Specify a directory for the include path which is used to resolve source files and assemblies
Base address for the library to be built
Do not reference the default CLI assemblies by default
Statically link the F# library and all referenced DLLs that depend on it into the assembly being generated
Statically link the given assembly and all referenced DLLs that depend on this assembly. Use an assembly name e.g. mylib, not a DLL name.
Use a resident background compilation service to improve compiler startup times.
Name the output debug file
Resolve assembly references using directory-based rules rather than MSBuild resolution
Enable high-entropy ASLR
Specify subsystem version of this assembly
February 2014 fsharpi 3.0.34