Returns the index within the input string used to generate this match
where subexpression number sub begins, or -1 if
the subexpression does not exist.
If we want many instances of the same conversation, this can be done
by having handle() create a new Converstation, adding it to the
manager and then calling handle() on it
This must be called after each change of position in order to
maintain the invariance that distance and direction must always be the
relative distance and direction from the player to this object.
Deprecated.This function is not used for versions of SoccerServer
greater than 5.00. In such later versions, sense_body information
is automaticly sent to the agents at a regular interval.
Substitutes the replacement text for the first match found in the input
string, beginning at the specified index position and using the
specified execution flags.
Substitutes the replacement text for each non-overlapping match found
in the input text, starting at the specified index and using the
specified execution flags.