# GRBwriteparams

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### GRBwriteparams

 int GRBwriteparams ( GRBenv *env, const char *filename )

Write the set of changed parameter values to a file.

Please consult the parameter section for a complete list of Gurobi parameters, including descriptions of their purposes and their minimum, maximum, and default values.

Return value:

A non-zero return value indicates that a problem occurred while writing the parameter file. Refer to the Error Code table for a list of possible return values. Details on the error can be obtained by calling GRBgeterrormsg.

Arguments:

env: The environment whose parameter changes are being written.

filename: The path to the file to be written. The suffix on a parameter file should be .prm, optionally followed by .gz, .bz2, or .7z.

Example usage:

  error = GRBwriteparams(env, "/tmp/model.prm");