System\Text\RegularExpressions\Regex.cs (2)
451return ScanInternal(mode, reuseMatchObject: mode == RegexRunnerMode.ExistenceRequired, input, beginning, runner, span, returnNullIfReuseMatchObject: true);
546Match? match = ScanInternal(mode, reuseMatchObject, inputString, 0, runner, inputSpan, returnNullIfReuseMatchObject: false);