Request write access to the resource.
Source position: systhrdh.inc line 59
| public function TMultiReadExclusiveWriteSynchronizer.Beginwrite: Boolean; | 
Beginwrite is the implementation of IReadWriteSync.BeginWrite. It simply enters the critical section, and returns True.
None.
| 
 | Start a write operation. | |
| 
 | Release write access to the resource. |