docs.intersystems.com
Home  /  Application Development: Core Topics  /  ObjectScript Reference  /  ObjectScript Functions  /  $ZVERSION(1)


ObjectScript Reference
$ZVERSION(1)
[Back]  [Next] 
InterSystems: The power behind what matters   
Search:  


Returns the operating system type.
Synopsis
$ZVERSION(1)
Parameter
The only supported parameter value is the number 1.
Description
$ZVERSION(1) returns the current operating system type as an integer code. It returns the following values: 2 for Windows, 3 for UNIX®, and 0 if not known.
You can use the isWINDOWS and isUNIX system-supplied macros to return the same information as a boolean value.
You can use the %SYSTEM.Version.GetOS() to return the same information as a string.
You can use the $ZVERSION special variable to return complete InterSystems IRIS version information, including the current operating system type.
Example
The following example returns the current operating system type:
#Include %occInclude
  WRITE "OS type as code: ",$ZVERSION(1),!
  WRITE "OS type as Boolean: ",!
  WRITE "Windows? ",$$$isWINDOWS,"  UNIX? ",$$$isUNIX,!
  WRITE "OS type as string: ",$SYSTEM.Version.GetOS(),!
  WRITE "InterSystems IRIS Version: ",$ZVERSION
See Also