JCL Help:BitsLowest@Byte

 JCL Help: BitsLowest Function

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Summary

Returns the lowest bit set in the supplied value.

Pascal

 function BitsLowest(X: Byte): Integer; overload;
function BitsLowest(X: Shortint): Integer; overload;
function BitsLowest(X: Smallint): Integer; overload;
function BitsLowest(X: Word): Integer; overload;
function BitsLowest(X: Cardinal): Integer; overload;
function BitsLowest(X: Integer): Integer; overload;
function BitsLowest(X: Int64): Integer; overload;

Parameters

Parameters	Description
X: Byte	The value for which to return the lowest set bit.

Return Value

The index of the lowest bit set, or -1 if no bits are set.

Description

BitsLowest returns the index of the lowest bit which is set in the supplied value. Note that bits are numbered right to left starting with 0. For example, BitsLowest(9) returns 2 (9 is 00001100 in binary).

See Also

BitsHighest CountBitsSet

About

Unit

JclLogic

Donator

Michael Schnell

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