process.try_wait
process.try_wait
Function
Non-blocking check to see if the started child process has exited.
Syntax
process(program).child().try_wait()
Parameters
No parameters.
Return value
| Type | Description |
|---|---|
| Int/Empty | Returns the exit code if exited; returns Empty if it is still running or has no child process handle. |
Example
cmd = process('cmd') result = cmd.try_wait() // Output: print result
Notes
- try_wait does not block waiting for the process to end.