Delphi Basics : RTL By functionality : PgmStructData

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Type	Name	Summary

Variable	CmdLine	Holds the execution text used to start the current program
Keyword	Const	Starts the definition of fixed data values
Procedure	Dispose	Dispose of storage used by a pointer type variable
Variable	ExitCode	Sets the return code when an application terminates
Procedure	FillChar	Fills out a section of storage with a fill character or byte value
Function	FindCmdLineSwitch	Determine whether a certain parameter switch was passed
Procedure	FreeAndNil	Free memory for an object and set it to nil
Procedure	FreeMem	Free memory storage used by a variable
Function	GetMem	Get a specified number of storage bytes
Function	Low	Returns the lowest value of a type or variable
Procedure	New	Create a new pointer type variable
Constant	Nil	A pointer value that is defined as undetermined
Variable	Null	A variable that has no value
Keyword	Packed	Compacts complex data types into minimal storage
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
Directive	Private	Starts the section of private data and methods in a class
Directive	Protected	Starts a section of class private data accesible to sub-classes
Directive	Public	Starts an externally accessible section of a class
Directive	Published	Starts a published externally accessible section of a class
Procedure	ReallocMem	Reallocate an existing block of storage
Variable	Result	A variable used to hold the return value from a function
Function	SizeOf	Gives the storage byte size of a type or variable
Keyword	ThreadVar	Defines variables that are given separate instances per thread
Keyword	Type	Defines a new category of variable or process
Keyword	Var	Starts the definition of a section of data variables
Function	VarType	Gives the current type of a Variant variable
Constant	VarTypeMask	Mask for the meta-type part of a Variant variable
Keyword	With	A means of simplifying references to structured variables

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