Caché ObjectScript Reference - InterSystems Documentation

$ZREFERENCESET ^["samples"]a(1,1)="Hello"SET ^(2)=" world!"WRITE $ZREFERENCEQUITreturns:^["SAMPLES"]a(1,2)The following example returns the last global reference. In this case, it is ^a(1), used as anargument to the $LENGTH function:SET ^a(1)="abcdefghijklmnopqrstuvwxyz"SET ^b(1)="1234567890"SET x=$LENGTH(^a(1))WRITE $ZREFERENCEQUITThe following example returns the value set for $ZREFERENCE as if it were the last globalreference. In this case, it is ^a(1,1).SET ^a(1,1)="abcdefghijklmnopqrstuvwxyz"SET ^b(1,1)="1234567890"WRITE !,^(1); Naked reference uses last globalSET $ZREFERENCE="^a(1,1)"WRITE !,$ZREFERENCEWRITE !,^(1); Naked reference uses $ZREFERENCE; value, rather than last global.The following example sets an extended global reference. Note the doubled quotation marks:KILL ^xWRITE !,$ZREFERENCESET $ZREFERENCE="^[""samples""]a(1,2)"WRITE !,$ZREFERENCESee Also• ZNSPACE command• $ZUTIL(5) Display or Switch Namespace function• $ZNSPACE special variable• Configuring Namespaces in Caché System Administration Guide• Global Structure in Using Caché Multi-Dimensional Storage• Naked Global Reference in Using Caché Multi-Dimensional StorageCaché ObjectScript Reference 487