[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | Reference for unit 'Classes' (#rtl)

# TThreadList

[Properties (by Name)] [Methods (by Name)] [Events (by Name)]

Thread-safe list object

## Declaration

Source position: classesh.inc line 352

`type TThreadList = class`
`public`
`constructor Create;` |  | Creates a new thread-safe list.
`destructor Destroy; override;` |  | Destroys the list instance.
`procedure Add();` |  | Adds an element to the list.
`procedure Clear;` |  | Removes all elements from the list.
`function LockList;` |  | Locks the list for exclusive access.
`procedure Remove();` |  | Removes an item from the list.
`procedure UnlockList;` |  | Unlocks the list after it was locked.
`property Duplicates: TDuplicates; [rw]` |  | Describes what to do with duplicates
`end;`

## Inheritance

`TThreadList` |  | Thread-safe list object
`TObject`

## Description

TThreadList is a thread-safe Tlist implementation. Unlike TList, it can be accessed read-write by multiple threads: the list implementation will take care of locking the list when adding or removing items from the list.

## See also

TList |  | Class to manage collections of pointers.