Class hierarchy

• TObject (System)
• TInterfacedObject (System)
  • TStreamAdapter (Classes)
  • TInterfaceList (Classes)
• TAggregatedObject (System)
  • TContainedObject (System)
• TCustomAttribute (System)
  • WeakAttribute (System)
  • UnsafeAttribute (System)
  • RefAttribute (System)
  • VolatileAttribute (System)
  • StoredAttribute (System)
• TBitConverter (Types)
• Exception (sysutils)
  • EExternal (sysutils)
  • EIntError (sysutils)
    • EDivByZero (sysutils)
    • ERangeError (sysutils)
    • EIntOverflow (sysutils)
  • EMathError (sysutils)
    • EInvalidOp (sysutils)
    • EZeroDivide (sysutils)
    • EOverflow (sysutils)
    • EUnderflow (sysutils)
    • EInvalidArgument (Math)
  • EExternalException (sysutils)
  • EAccessViolation (sysutils)
    • EBusError (sysutils)
  • EPrivilege (sysutils)
  • EStackOverflow (sysutils)
  • EControlC (sysutils)
  • EInOutError (sysutils)
  • EHeapMemoryError (sysutils)
  • EInvalidPointer (sysutils)
  • EOutOfMemory (sysutils)
    • EOutOfResources (Classes)
  • EInvalidCast (sysutils)
  • EVariantError (sysutils)
  • EVariantParamNotFoundError (Variants)
  • EVariantInvalidOpError (Variants)
    • EVariantInvalidNullOpError (Variants)
  • EVariantTypeCastError (Variants)
  • EVariantOverflowError (Variants)
    • EVariantRangeCheckError (Variants)
  • EVariantInvalidArgError (Variants)
  • EVariantBadVarTypeError (Variants)
  • EVariantBadIndexError (Variants)
  • EVariantArrayLockedError (Variants)
  • EVariantNotAnArrayError (Variants)
  • EVariantArrayCreateError (Variants)
  • EVariantNotImplError (Variants)
  • EVariantOutOfMemoryError (Variants)
  • EVariantUnexpectedError (Variants)
  • EVariantDispatchError (Variants)
  • EConvertError (sysutils)
  • EFormatError (sysutils)
  • EAbort (sysutils)
  • EAbstractError (sysutils)
  • EAssertionFailed (sysutils)
  • EObjectCheck (sysutils)
  • EThreadError (sysutils)
  • ESigQuit (sysutils)
  • EPropReadOnly (sysutils)
  • EPropWriteOnly (sysutils)
  • EIntfCastError (sysutils)
  • EInvalidContainer (sysutils)
  • EInvalidInsert (sysutils)
  • EPackageError (sysutils)
  • EOSError (sysutils)
  • ESafecallException (sysutils)
  • ENoThreadSupport (sysutils)
  • ENoWideStringSupport (sysutils)
  • ENoDynLibsSupport (sysutils)
  • EProgrammerNotFound (sysutils)
  • ENotImplemented (sysutils)
  • EArgumentException (sysutils)
  • EArgumentOutOfRangeException (sysutils)
  • EArgumentNilException (sysutils)
  • EPathTooLongException (sysutils)
  • ENotSupportedException (sysutils)
  • EDirectoryNotFoundException (sysutils)
  • EFileNotFoundException (sysutils)
  • EPathNotFoundException (sysutils)
  • EInvalidOpException (sysutils)
  • ENoConstructException (sysutils)
  • EEncodingError (sysutils)
  • TMREWException (sysutils)
  • EPropertyError (TypInfo)
  • EPropertyConvertError (TypInfo)
  • EStreamError (Classes)
  • EFCreateError (Classes)
  • EFOpenError (Classes)
  • EFilerError (Classes)
    • EReadError (Classes)
    • EWriteError (Classes)
    • EClassNotFound (Classes)
    • EMethodNotFound (Classes)
    • EInvalidImage (Classes)
  • EResNotFound (Classes)
  • EListError (Classes)
  • EBitsError (Classes)
  • EStringListError (Classes)
  • EComponentError (Classes)
  • EParserError (Classes)
  • EInvalidOperation (Classes)
  • EObserver (Classes)
  • EThread (Classes)
  • EThreadExternalException (Classes)
  • EThreadDestroyCalled (Classes)
  • EListError (fgl)
• TEncoding (sysutils)
  • TMBCSEncoding (sysutils)
  • TUTF7Encoding (sysutils)
    • TUTF8Encoding (sysutils)
  • TUnicodeEncoding (sysutils)
  • TBigEndianUnicodeEncoding (sysutils)
• TSimpleRWSync (sysutils)
• TMultiReadExclusiveWriteSynchronizer (sysutils)
• TFPListEnumerator (Classes)
  • TListEnumerator (Classes)
• TFPList (Classes)
• TList (Classes)
• TThreadList (Classes)
• TBits (Classes)
• TPersistent (Classes)
  • TInterfacedPersistent (Classes)
  • TCollectionItem (Classes)
  • TCollection (Classes)
  • TOwnedCollection (Classes)
  • TStrings (Classes)
  • TStringList (Classes)
  • TComponent (Classes)
  • TBasicAction (Classes)
  • TDataModule (Classes)
• TRecall (Classes)
• TCollectionEnumerator (Classes)
• TStringsEnumerator (Classes)
• TStream (Classes)
  • TProxyStream (Classes)
  • TOwnerStream (Classes)
  • THandleStream (Classes)
  • TFileStream (Classes)
  • TCustomMemoryStream (Classes)
  • TMemoryStream (Classes)
    • TBytesStream (Classes)
    • TStringStream (Classes)
    • TRawByteStringStream (Classes)
  • TResourceStream (Classes)
• TFiler (Classes)
  • TReader (Classes)
  • TWriter (Classes)
• TAbstractObjectReader (Classes)
  • TBinaryObjectReader (Classes)
• TAbstractObjectWriter (Classes)
  • TBinaryObjectWriter (Classes)
  • TTextObjectWriter (Classes)
• TParser (Classes)
• TThread (Classes)
• TComponentEnumerator (Classes)
• TBasicActionLink (Classes)
• TInterfaceListEnumerator (Classes)
• TCustomVariantType (Variants)
  • TInvokeableVariantType (Variants)
  • TPublishableVariantType (Variants)
• TFPSList (fgl)
  • TFPGList (fgl)
  • TFPGObjectList (fgl)
  • TFPGInterfacedObjectList (fgl)
  • TFPSMap (fgl)
  • TFPGMap (fgl)
  • TFPGMapObject (fgl)
  • TFPGMapInterfacedObjectData (fgl)
• TFPGListEnumerator (fgl)
• TCharacter (Character)