class sys::RegexMatcher

sys::Obj
  sys::RegexMatcher

Source

RegexMatcher is used in matching operations on a regular expression.

end

Int end(Int group := 0)

Source

Return end index+1 of the given group. Throw exception if failed to match input or group index is invalid.

find

Bool find()

Source

Attempt to find the next match. If a match is made then return true - additional info is available via the group, start, and end methods. Return false if a match cannot be made.

group

Str? group(Int group := 0)

Source

Return the substring captured by the matching operation. Group index zero denotes the entire pattern and capturing groups are indexed from left to right starting at one. Return null if group failed to match part of the input. Throw exception if failed to match input or group index is invalid.

groupCount

Int groupCount()

Source

Return the number of capturing groups or zero if no match. Group zero is not included.

matches

Bool matches()

Source

Match the entire region against the pattern. If a match is made then return true - additional info is available via the group, start, and end methods. Return false if a match cannot be made.

replaceAll

Str replaceAll(Str replacement)

Source

Replace every sequence which matches the pattern with the given replacement string.

replaceFirst

Str replaceFirst(Str replacement)

Source

Replace the first sequence which matches the pattern with the given replacment string.

start

Int start(Int group := 0)

Source

Return the start index of the given group. Throw exception if failed to match input or group index is invalid.