MatchData

The index following the last matched character, or -1 if nothing was matched.

The index following the last matched character in group i, or -1 if nothing was matched for that group.

The number of capturing groups in the pattern. (For a given successful match, some of those groups may not have matched any input.)

Basically, wraps a platform Matcher.

The index of the first matched character, or -1 if nothing was matched

The index of the first matched character in group i, or -1 if nothing was matched for that group.

Returns char sequence after last character of match, or null if nothing was matched.

The char sequence after last character of match in group i, or null if nothing was matched for that group.

The char sequence before first character of match, or null if nothing was matched.

The char sequence before first character of match in group i, or null if nothing was matched for that group.

The matched string in group i, or null if nothing was matched.

Returns the group with the given name.

Uses explicit group names when supplied; otherwise, queries the underlying implementation for inline named groups. Not all platforms support inline group names.

The matched string, or null if nothing was matched.

All capturing groups, i.e., not including group(0).

The matched string; equivalent to matched.toString.

The source from which the match originated

The names of the groups, or an empty sequence if none defined