The Trace module is used to write messages to the Trace Log. Messages written using the Trace module are displayed in of the Flow Client.
// Make an HTTP request.
let response = HTTP.getText("https://jsonplaceholder.typicode.com/todos/1",
{
"Accept" : "application/json"
});
// Write a log entry indicating the status code of the request.
do Trace.log("Request status code: " & response.statusCode);
...
log
Signature: (message: any) -> null
Create a trace log entry with the given message. The function always returns null.