☜ | $REFERENCEDraft MDC Standard | ☞ |
returns the namevalue of the most recently referenced gvn, on which the current value of the naked indicator is based; for the behavior after a reference to the function $Query see 7.1.5.15. When a process is initiated, but before any commands are processed, the value of $Reference is an empty string.
The value of $Reference may be set to either the empty string, or to a namevalue, indicating a gvn. A side-effect of setting $Reference equal to the empty string is that the naked indicator will become undefined. A side-effect of setting $Reference to a namevalue is that the naked indicator will change as if the indicated gvn had been referenced.
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This page most recently updated on 15-Nov-2023, 12:09:03.
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