Trace
Trace is a built-in scripting function that displays a text message in the Output window. It is typically used to debug the project.
| Function | Group | Execution | Windows | Embedded | Thin Client | Mobile Access |
|---|---|---|---|---|---|---|
| Trace | Log Message | Synchronous | Supported | Supported | Not Supported | Supported (see “Notes” below) |
Syntax
- strOutputMessage
- The text of the message to be displayed.
Returned value
This function does not return any value.
Notes
On Mobile Access, trace messages are displayed in the activity log in the browser console. For more information, see Use the activity log to troubleshoot a project screen.
Examples
Display static text that reports a specific event:
Trace("Beginning step 5.")
Display a date or time stamp by referencing the appropriate system tag:
Trace(Date)
Concatenate static text, tag references, and function calls to form a complex message:
Trace("The current second of the minute is " + Second + " and the system tick is " + GetTickCount() + " ms.")