Basics
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 Type   Name   Summary
 
 Function Abs Gives the absolute value of a number (-ve sign is removed)
 Variable AbstractErrorProc Defines a proc called when an abstract method is called
 Function Addr Gives the address of a variable, function or procedure
 Type AnsiChar A character type guaranteed to be 8 bits in size
 Type AnsiString A data type that holds a string of AnsiChars
 Procedure Append Open a text file to allow appending of text to the end
 Function ArcTan The Arc Tangent of a number, returned in radians
 Procedure Assign Assigns a file handle to a binary or text file
 Function Assigned Returns true if a reference is not nil
 Procedure AssignFile Assigns a file handle to a binary or text file
 Function BeginThread Begins a separate thread of code execution
 Procedure BlockRead Reads a block of data records from an untyped binary file
 Procedure BlockWrite Writes a block of data records to an untyped binary file
 Type Boolean Allows just True and False values
 Procedure Break Forces a jump out of a single loop
 Type Byte An integer type supporting values 0 to 255
 Type Cardinal The basic unsigned integer type
 Type Char Variable type holding a single character
 Procedure ChDir Change the working drive plus path for a specified drive
 Function Chr Convert an integer into a character
 Procedure Close Closes an open file
 Procedure CloseFile Closes an open file
 Variable CmdLine Holds the execution text used to start the current program
 Type Comp A 64 bit signed integer
 Function Concat Concatenates one or more strings into one string
 Procedure Continue Forces a jump to the next iteration of a loop
 Function Copy Create a copy of part of a string or an array
 Function Cos The Cosine of a number
 Type Currency A decimal type with 4 decimal points used for financial values
 Procedure Dec Decrement an ordinal variable
 Procedure Delete Delete a section of characters from a string
 Procedure Dispose Dispose of storage used by a pointer type variable
 Type Double A floating point type supporting about 15 digits of precision
 Procedure EndThread Terminates a thread with an exit code
 Function Eof Returns true if a file opened with Reset is at the end
 Function Eoln Returns true if the current text file is pointing at a line end
 Procedure Erase Erase a file
 Variable ErrorAddr Sets the error address when an application terminates
 Procedure Exclude Exclude a value in a set variable
 Procedure Exit Exit abruptly from a function or procedure
 Variable ExitCode Sets the return code when an application terminates
 Function Exp Gives the exponent of a number
 Directive Export Makes a function or procedure in a DLL externally available
 Type Extended The floating point type with the highest capacity and precision
 Variable FileMode Defines how Reset opens a binary file
 Function FilePos Gives the file position in a binary or text file
 Function FileSize Gives the size in records of an open file
 Procedure FillChar Fills out a section of storage with a fill character or byte value
 Procedure Flush Flushes buffered text file data to the file
 Function Frac The fractional part of a floating point number
 Procedure FreeMem Free memory storage used by a variable
 Keyword Function Defines a subroutine that returns a value
 Procedure GetDir Get the default directory (drive plus path) for a specified drive
 Function GetLastError Gives the error code of the last failing Windows API call
 Function GetMem Get a specified number of storage bytes
 Procedure Halt Terminates the program with an optional dialog
 Function Hi Returns the hi-order byte of a (2 byte) Integer
 Function High Returns the highest value of a type or variable
 Procedure Inc Increment an ordinal variable
 Procedure Include Include a value in a set variable
 Variable Input Defines the standard input text file
 Procedure Insert Insert a string into another string
 Function Int The integer part of a floating point number as a float
 Type Int64 A 64 bit sized integer - the largest in Delphi
 Type Integer The basic Integer type
 Keyword Interface Used for Unit external definitions, and as a Class skeleton
 Function IOResult Holds the return code of the last I/O operation
 Function IsMultiThread Returns true if the code is running multiple threads
 Function Length Return the number of elements in an array or string
 Function Ln Gives the natural logarithm of a number
 Function Lo Returns the low-order byte of a (2 byte) Integer
 Type LongInt An Integer whose size is guaranteed to be 32 bits
 Type LongWord A 32 bit unsigned integer
 Function Low Returns the lowest value of a type or variable
 Constant MaxInt The maximum value an Integer can have
 Constant MaxLongInt The maximum value an LongInt can have
 Procedure MkDir Make a directory
 Procedure Move Copy bytes of data from a source to a destination
 Procedure New Create a new pointer type variable
 Constant Nil A pointer value that is defined as undetermined
 Keyword Object Allows a subroutine data type to refer to an object method
 Function Odd Tests whether an integer has an odd value
 Function Ord Provides the Ordinal value of an integer, character or enum
 Variable Output Defines the standard output text file
 Type PAnsiChar A pointer to an AnsiChar value
 Type PAnsiString Pointer to an AnsiString value
 Function ParamCount Gives the number of parameters passed to the current program
 Function ParamStr Returns one of the parameters used to run the current program
 Type PChar A pointer to an Char value
 Type PCurrency Pointer to a Currency value
 Type PDateTime Pointer to a TDateTime value
 Type PExtended Pointer to a Extended floating point value
 Function Pi The mathematical constant
 Type PInt64 Pointer to an Int64 value
 Type Pointer Defines a general use Pointer to any memory based data
 Function Pos Find the position of one string in another
 Function Pred Decrement an ordinal variable
 Keyword Procedure Defines a subroutine that does not return a value
 Keyword Program Defines the start of an application
 Keyword Property Defines controlled access to class fields
 Type PShortString A pointer to an ShortString value
 Type PString Pointer to a String value
 Type PVariant Pointer to a Variant value
 Type PWideChar Pointer to a WideChar
 Type PWideString Pointer to a WideString value
 Function Random Generate a random floating point or integer number
 Procedure Randomize Reposition the Random number generator next value
 Variable RandSeed Reposition the Random number generator next value
 Procedure Read Read data from a binary or text file
 Procedure ReadLn Read a complete line of data from a text file
 Type Real A floating point type supporting about 15 digits of precision
 Type Real48 The floating point type with the highest capacity and precision
 Procedure ReallocMem Reallocate an existing block of storage
 Procedure Rename Rename a file
 Procedure Reset Open a text file for reading, or binary file for read/write
 Variable Result A variable used to hold the return value from a function
 Procedure ReWrite Open a text or binary file for write access
 Procedure RmDir Remove a directory
 Function Round Rounds a floating point number to an integer
 Procedure RunError Terminates the program with an error dialog
 Procedure Seek Move the pointer in a binary file to a new record position
 Function SeekEof Skip to the end of the current line or file
 Function SeekEoln Skip to the end of the current line or file
 Variable Self Hidden parameter to a method - refers to the containing object
 Procedure SetLength Changes the size of a string, or the size(s) of an array
 Procedure SetString Copies characters from a buffer into a string
 Type ShortInt An integer type supporting values -128 to 127
 Type ShortString Defines a string of up to 255 characters
 Function Sin The Sine of a number
 Type Single The smallest capacity and precision floating point type
 Function SizeOf Gives the storage byte size of a type or variable
 Function Slice Creates a slice of an array as an Open Array parameter
 Type SmallInt An Integer type supporting values from -32768 to 32767
 Function Sqr Gives the square of a number
 Function Sqrt Gives the square root of a number
 Procedure Str Converts an integer or floating point number to a string
 Type String A data type that holds a string of characters
 Function StringOfChar Creates a string with one character repeated many times
 Function StringToWideChar Converts a normal string into a WideChar 0 terminated buffer
 Function Succ Increment an ordinal variable
 Type TDateTime Data type holding a date and time value
 Type Text Defines a file as a text file
 Type TextFile Declares a file type for storing lines of text
 Type TObject The base class type that is ancestor to all other classes
 Function Trunc The integer part of a floating point number
 Procedure Truncate Truncates a file size - removes all data after the current position
 Type TThreadFunc Defines the function to be called by BeginThread
 Function UpCase Convert a Char value to upper case
 Procedure Val Converts number strings to integer and floating point values
 Type Variant A variable type that can hold changing data types
 Type WideChar Variable type holding a single International character
 Function WideCharToString Copies a null terminated WideChar string to a normal string
 Type WideString A data type that holds a string of WideChars
 Type Word An integer type supporting values 0 to 65535
 Procedure Write Write data to a binary or text file
 Procedure WriteLn Write a complete line of data to a text file
 
 
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