This function allows to make queries on an existing optimization option list.
This list must have been created and updated by the
optimget allows to retrieve the value associated with a given key.
A list created or modifies by
A single character string, which should be the name of the field in
A default value.
key is matched against the field names of
grep and a case-insensitive regular expression. If
key is not
options, the function returns NULL. If several matches are
optimget is stopped.
key is found in
Author of Scilab neldermead module: Michael Baudin (INRIA - Digiteo)
Author of R adaptation: Sebastien Bihorel (email@example.com)
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