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InterSystems Programming Tools Index
Status Values
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InterSystems: The power behind what matters   

Work with the %Status data type.
Background Information
InterSystems classes use the %Status data type class to represent status information. Many methods return a %Status value to indicate success or failure (along with reason for failure).
Available Tools
System-supplied macros
ObjectScript provides some macros for working with %Status values. These include:
For information, see System-supplied Macro Reference in the chapter “ObjectScript Macros and the Macro Preprocessor” in Using Caché ObjectScript.
%SYSTEM.Status class
This class provides methods for working with %Status values. These methods include:
Availability: All namespaces.
This class provides the following method for working with %Status values:
The special variable $SYSTEM is bound to the %SYSTEM package. This means that instead of ##class(%SYSTEM.class).method(), you can use $SYSTEM.class.method().
See Also