TBits.FindPrevBit
Searches the previous bit with a particular value.
Declaration
Source position: classesh.inc line 418
public
function FindPrevBit : LongInt;
Description
FindPrevBit resumes a previously started search. It searches for the previous bit with the value specified in the FindFirstBit . The search is done towards the beginning of the array and starts at the position last reported by one of the Find calls or at the position set with SetIndex .
If another bit with the same value is found, its position is returned. If no more bits with the same value are present in the array, -1 is returned.
Errors
None.
See also
Name | Description |
---|---|
FindFirstBit | Find first bit with a particular value |
FindNextBit | Searches the next bit with a particular value. |
OpenBit | Returns the position of the first bit that is set to False. |
SetIndex | Sets the start position for FindNextBit and FindPrevBit |