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Main Page - VCL/RTL Reference

This major library contains detailed descriptions of the Visual Component Library (VCL), including the runtime library (RTL). These topics are the F1 context-sensitive help for the RAD Studio VCL components and the runtime library.

VCL/RTL Listed by Unit: Unit List

• Notes about the ToolsAPI Unit

Delphi Quick Reference for Basic Functionality

For a more extensive listing, see VCL/RTL Listed by Functionality.

Basic Functionality

Character Manipulation
Color Constants
Data Types:
Basic Data Types	Type Conversion
Structured Data Types
Date and Time
Files:
Paths	Disk and Directory
File Attributes	File Input/Output
Delphi Intrinsic Routines
Numbers:
Math	Financial Routines
Number Comparisons	Complex Numbers
Operator Constants
Streams, Reader and Writers
Strings:
UCS4 Conversion	UTF-8 Conversion
Threads

See Also

The following topics are located on the RAD Studio topics wiki:

• Introducing the Visual Component Library (VCL), located in Getting Started With RAD Studio
• VCL Overview, located in Developing Applications with VCL Components
• Using the VCL/RTL - Overview, located in Programming With RAD Studio
• Understanding the Component Library, located in Programming With RAD Studio