SWI-Prolog -- opt_parse/4

Documentation
- Reference manual
  - The SWI-Prolog library
    - library(optparse): command line parsing
      - Notes and tips
        
        opt_arguments/3
        
        opt_parse/4
        
        opt_parse/5
        
        opt_help/2
        
        parse_type/3
- Packages

Availability::- use_module(library(optparse)).(can be autoloaded)

Source

[det]opt_parse(+OptsSpec, +ApplArgs, -Opts, -PositionalArgs)

Equivalent to opt_parse(OptsSpec, ApplArgs, Opts, PositionalArgs, []).