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Hash list class for pointer data
Source position: contnrs.pp line 212
type TFPHashList = class(TObject) end; |
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public |
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constructor Create; |
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Create a new instance of the hashlist |
destructor Destroy; override; |
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Removes an instance of the hashlist from the heap |
function Add(); |
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Add a new key/data pair to the list |
procedure Clear; |
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Clear the list |
function NameOfIndex(); |
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Returns the key name of an item by index |
function HashOfIndex(); |
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Return the hash valye of an item by index |
function GetNextCollision(); |
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Get next collision number |
procedure Delete(); |
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Delete an item from the list. |
class procedure Error(); |
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Raise an error |
function Expand; |
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Expand the list |
function Extract(); |
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Extract a pointer from the list |
function IndexOf(); |
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Return the index of the data pointer |
function Find(); |
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Find data associated with key |
function FindIndexOf(); |
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Return index of named item. |
function FindWithHash(); |
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Find first element with given name and hash value |
function Rename(); |
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Rename a key |
function Remove(); |
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Remove first instance of a pointer |
procedure Pack; |
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Remove nil pointers from the list |
procedure ShowStatistics; |
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Return some statistics for the list. |
procedure ForEachCall(); |
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Call a procedure for each element in the list |
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Capacity of the list. |
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Current number of elements in the list. |
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property Items: Pointer; default; [rw] |
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Indexed array with pointers |
property List: PHashItemList; [r] |
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Low-level hash list |
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Low-level memory area with strings. |
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Hash list class for pointer data |
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TFPHashList implements a fast hash class. The class is built for speed, therefore the key values can be shortstrings only, and the data can only be non-nil pointers.
if a base class for an own hash class is wanted, the TFPCustomHashTable class can be used. If a hash class for objects is needed instead of pointers, the TFPHashObjectList class can be used.
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Hash class |
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Hash table for data pointers |
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Hash table for string data. |