UNLOCK command
Releases the exclusive control established in response to a READ command that has the UPDATE parameter. In Smalltalk, the parameters of the UNLOCK command are contained in two classes: CICSUnlock and CICSUnlockResult. 
See CICS Application Programming Reference for the syntax of the command and a description of its parameters. 
Defined instance methods
Parameters supplied to CICS in CICSUnlock
 
|  |  |  |  |  | 
| FILE(filename)  | file:  | Input  | Fixed(8)  |   | 
| SYSID(systemname)  | sysid:  | Input  | Fixed(4)  |   | 
Parameters returned by CICS in CICSUnlockResult
 
|  |  |  |  |  | 
| RESP  | resp  | Output  | Fixed(2)  | Inherited from CICSResult.  | 
| RESP2  | resp2  | Output  | Fixed(2)  | Inherited from CICSResult.  | 
Example
Releases control of the file named TBKACCT. 
| result |
 
result := CICS unlock
               file: 'TBKACCT';
               exec.
Last modified date: 07/09/2019