rxp.options รข fixnum
Instance Public methods
Returns the set of bits corresponding to the options used when creating
this Regexp (see Regexp::new for
details. Note that additional bits may be set in the returned options:
these are used internally by the regular expression code. These extra bits
are ignored if the options are passed to Regexp::new.
Regexp::IGNORECASE #=> 1
Regexp::EXTENDED #=> 2
Regexp::MULTILINE #=> 4
/cat/.options #=> 0
/cat/ix.options #=> 3
Regexp.new('cat', true).options #=> 1
/\xa1\xa2/e.options #=> 16
r = /cat/ix
Regexp.new(r.source, r.options) #=> /cat/ix
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