Specifies whether the macro should be run asynchronously (as a separate thread). This directive must be specified at the first lines of the script above the main code.
#async = "off" (or "on")
"off" (or "on")
The macro will be not run asynchronously if "off" is specified, otherwise it will be run asynchronously. The default is on.
Do not run the macro asynchronously.
#async = "off"
Supported on EmEditor Professional Version 20.8.