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API Categories Index

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This section lists routines and classes included in the RTL, by basic functionality.


RTL Listed by Functionality

API Category Unit(s)

Action Support Routines

Vcl.ActnList, Vcl.ActnMenus, System.Actions

Application-level Information

Vcl.Forms, Vcl.Menus, System, System.SysUtils

BCD Support Routines

Data.FmtBcd

Business And Finance Routines

System.Math

Character Manipulation Routines

System.Character, System, System.SysUtils

Clipboard Support Routines

Vcl.Clipbrd

Color Constants

Vcl.Graphics

Command Line Support Routines

System, System.SysUtils

COM and OLE Support Routines

Vcl.ComCtrls, System.Win.ComObj, System.Win.ObjComAuto, System.ObjAuto, Vcl.OleCtrls

Comparison Routines

System.Classes, System.DateUtils, System.Math, System.SysUtils, System.Variants

Complex Numbers Support Routines

System.VarCmplx

Copy Mode Constants

Vcl.Graphics

DataSnap Client Controls

Datasnap.DBClient, Datasnap.DSConnect, Datasnap.Win.MConnect, Datasnap.Win.ObjBrkr, Datasnap.Win.SConnect, Datasnap.Win.TConnect

DataSnap Server Controls

Datasnap.DSAuth, Datasnap.DSClientMetadata, Datasnap.DSClientRest, Datasnap.DSHTTPCommon, Datasnap.DSHTTP, Datasnap.DSServer, Datasnap.DSTCPServerTransport

Date and Time Support

System.DateUtils, System.SysUtils, System

Object Pascal Data Types

System

Dialogs Support Routines

Vcl.Controls, Vcl.Dialogs

Disk And Directory Support Routines

System.IOUtils, System, System.SysUtils

Dynamic Memory Allocation Routines

System

File Attribute List

System.SysUtils

File Input and Output Support

System, System.SysUtils

File Mode Constants

System.SysUtils

Floating-Point Number Control Routines

System.Math, System

GUID And Interface Support Routines

System.SysUtils, System.Variants

Object Pascal Intrinsic Routines

System

LiveBinding

System.Bindings.CustomScope, System.Bindings.CustomWrapper, System.Bindings.Factories, System.Bindings.Helper, System.Bindings.EvalProtocol, System.Bindings.Outputs, System.Bindings.Methods, System.Bindings.Expression, System.Bindings.ExpressionDefaults, System.Bindings.Manager, System.Bindings.ManagerDefaults

Mathematical Routines

System.Math, System

Menus Support Routines

Vcl.Menus

Modal Result Constants

Vcl.Controls

Mouse Cursor Constants

Vcl.Controls

Operator Constants

System

Path Manipulation Routines

Vcl.FileCtrl, System.IOUtils, System.SysUtils

Random Support Routines

System.AnsiStrings, System.Math, System, System.SysUtils

String Handling Routines

System.AnsiStrings, System.AnsiStringT, System.UnicodeString, System.StrUtils, System.SysUtils.TStringBuilder, System.SysUtils.TStringHelper, System.WideString

Streams, Reader and Writers

Vcl.AxCtrls, System.Classes, Datasnap.DBClient, Data.Win.ADODB, IBX.IBBlob, IBX.IBCustomDataSet, System.Win.ScktComp, Data.SqlExpr, System.Types, System.ZLib

Structured Data Types

System.Classes, System.Generics.Collections, System.Types

Thread Management Routines

System.Classes, Vcl.Forms, System

Type conversion routines

System.Classes, System.ConvUtils, Data.FmtBcd, Data.SqlTimSt, System, System.SysUtils, System.Types

UCS4 Conversion Routines

System

UTF-8 Conversion Routines

System.Classes, Vcl.Forms, System

Variant Support Routines

System, Data.FmtBcd, System.VarCmplx, System.VarConv, System.Internal.VarHlpr, System.Variants

Variant Types Constants

System

Virtual Key Codes

Windows

Web Services

Soap.OPToSOAPDomConv, Soap.SOAPHTTPClient, Soap.SOAPHTTPTrans, Soap.SOAPHTTPPasInv, Soap.SOAPConn, Soap.WebBrokerSOAP, Soap.WSDLPub

XML Support Routines

Xml.Win.msxmldom, Xml.XMLDoc, Xml.xmldom, Soap.XSBuiltIns

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