Function: aexist

Syntax

aexist (<string>)

Type

numeric

Returns

The status of an application. Possible values are:

• 1 - the application exists and is running, i.e. has been started

• 0 - the application is not running

• -1 - the application is present in the application list file ($HOME/mxapps.def or $MXSITE/mxapps.def) but is not running

For applications being run in development mode, e.g. when testing application source, this function always returns 0.

Parameters

• <string>
  Application to be tested. The @ prefix is optional.

Examples

if (aexist(’@mxhelp’)) !Application exists
if (aexist(’@mxhelp’) < 1) !Application is not running

See Also