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Last change
on this file since 641 was 641, checked in by Sam Habiel, 14 years ago |
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Initial commit of XB, move away from sf.net.
Includes kids file and documentation.
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File size:
949 bytes
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| 1 | XBXTSS ;OHPRD-TUCSON/BRJ;EXTRACT AND TABLE SUBSCRIPTS
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| 2 | ;;4.0;XB;;Jul 20, 2009;Build 2
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| 3 | ; X=SUBSCRIPT LIST ENCLOSED IN PARENTHESES PASSED BY CALLER
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| 4 | ; Y IS RETURNED AS:
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| 5 | ; Y=0 X VALUE NOT A PROPER SUBSCRIPT FORMAT
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| 6 | ; OR (SOME KIND OF ERROR ENCOUNTERED)
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| 7 | ; Y=n n=NUMBER OF SUBSCRIPTS IN X
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| 8 | ; Y(n)=value ARRAY OF SUBSCRIPTS
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| 9 | ; n=SUBSCRIPT POSITION
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| 10 | ; value=SUBSCRIPT VALUE
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| 11 | EN ; ENTRY
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| 12 | S $ZT="ZT" ; SET ERROR TRAP IN CASE OF BAD VALUE IN X
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| 13 | K ^XBXTSS,Y ; REMOVE POSSIBLE GARBAGE
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| 14 | S @("^XBXTSS"_X)="" ; SET DUMMY GLOBAL NODE
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| 15 | ; USE NAKED REFERENCE TO HOP DOWN SUBSCRIPTS AND STACK THEM IN Y
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| 16 | S XBSS=$O(^XBXTSS("")) ; GET FIRST SUBSCRIPT - SET NAKED FOR NEXT LINE
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| 17 | F Y=1:1 S Y(Y)=XBSS,XBSS=$O(^(XBSS,"")) Q:XBSS="" ;STACK SUBSCRIPTS IN Y(Y)
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| 18 | K XBSS,^XBXTSS ; CLEANUP
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| 19 | Q ; RETURN TO CALLER
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| 20 | ZT ; TRAP ERRORS RETURN Y=0
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| 21 | S $ZE="",$ZT=""
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| 22 | K Y
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| 23 | S Y=0 ; RETURN ERROR TO CALLER
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| 24 | Q
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