In Files
- re.c
Parent
Files
- grammar.en.rdoc
- test.ja.rdoc
- contributing.rdoc
- contributors.rdoc
- dtrace_probes.rdoc
- extension.ja.rdoc
- extension.rdoc
- globals.rdoc
- keywords.rdoc
- maintainers.rdoc
- marshal.rdoc
- regexp.rdoc
- security.rdoc
- signals.rdoc
- standard_library.rdoc
- syntax.rdoc
- assignment.rdoc
- calling_methods.rdoc
- control_expressions.rdoc
- exceptions.rdoc
- literals.rdoc
- methods.rdoc
- miscellaneous.rdoc
- modules_and_classes.rdoc
- precedence.rdoc
- refinements.rdoc
- README.ja.rdoc
- README.rdoc
Class/Module Index
![[+]](./images/find.png "show/hide quicksearch")
- ARGF
- ArgumentError
- Array
- BasicObject
- Binding
- Class
- ClosedQueueError
- Comparable
- Complex
- ConditionVariable
- Continuation
- Data
- Dir
- ENV
- EOFError
- Encoding
- Encoding::CompatibilityError
- Encoding::Converter
- Encoding::ConverterNotFoundError
- Encoding::InvalidByteSequenceError
- Encoding::UndefinedConversionError
- EncodingError
- Enumerable
- Enumerator
- Enumerator::ArithmeticSequence
- Enumerator::Chain
- Enumerator::Generator
- Enumerator::Lazy
- Enumerator::Yielder
- Errno
- Exception
- FalseClass
- Fiber
- FiberError
- File
- File::Constants
- File::Stat
- FileTest
- Float
- FloatDomainError
- FrozenError
- GC
- GC::Profiler
- Hash
- IO
- IO::EAGAINWaitReadable
- IO::EAGAINWaitWritable
- IO::EINPROGRESSWaitReadable
- IO::EINPROGRESSWaitWritable
- IO::EWOULDBLOCKWaitReadable
- IO::EWOULDBLOCKWaitWritable
- IO::WaitReadable
- IO::WaitWritable
- IOError
- IndexError
- Integer
- Interrupt
- Kernel
- KeyError
- LoadError
- LocalJumpError
- Marshal
- MatchData
- Math
- Math::DomainError
- Method
- Module
- Mutex
- NameError
- NilClass
- NoMemoryError
- NoMethodError
- NotImplementedError
- Numeric
- Object
- ObjectSpace
- ObjectSpace::WeakMap
- Proc
- Process
- Process::GID
- Process::Status
- Process::Sys
- Process::UID
- Queue
- Random
- Random::Formatter
- Range
- RangeError
- Rational
- Regexp
- RegexpError
- RubyVM
- RubyVM::AbstractSyntaxTree
- RubyVM::AbstractSyntaxTree::Node
- RubyVM::InstructionSequence
- RubyVM::MJIT
- RuntimeError
- ScriptError
- SecurityError
- Signal
- SignalException
- SizedQueue
- StandardError
- StopIteration
- String
- Struct
- Symbol
- SyntaxError
- SystemCallError
- SystemExit
- SystemStackError
- Thread
- Thread::Backtrace::Location
- ThreadError
- ThreadGroup
- Time
- TracePoint
- TrueClass
- TypeError
- UnboundMethod
- UncaughtThrowError
- UnicodeNormalize
- Warning
- ZeroDivisionError
- fatal
- unknown
RegexpError
Raised when given an invalid regexp expression.
Regexp.new("?")
raises the exception:
RegexpError: target of repeat operator is not specified: /?/