JCL Help:SwapOrd@Byte@Byte

 JCL Help: SwapOrd Function

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Summary

Swaps two integer-typed variables.

Pascal

 procedure SwapOrd(var X: Integer; var Y: Integer);
procedure SwapOrd(var I: Byte; var J: Byte); overload;
procedure SwapOrd(var I: Shortint; var J: Shortint); overload;
procedure SwapOrd(var I: Smallint; var J: Smallint); overload;
procedure SwapOrd(var I: Word; var J: Word); overload;
procedure SwapOrd(var I: Cardinal; var J: Cardinal); overload;
procedure SwapOrd(var I: Int64; var J: Int64); overload;

Parameters

Parameters	Description
var I: Byte	First of the two variables to swap.
var J: Byte	Second of the two variables to swap.

Return Value

At the end of this routine I will contain the original value of J and J will contain the original value of I.

Description

The Swap function swaps the two supplied arguments. When the function returns I has the value of J and J has the value of I. This function exist in 7 forms, one for each Integer type. A function to swap floating point values exists as well in the JclMath unit, see SwapFloat.

About

Unit

JclLogic

Donator

Marcel van Brakel

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