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Routine: LEXU3

Package: Lexicon Utility

Routine: LEXU3


Information

LEXU3 ;ISL/KER - Miscellaneous Lexicon Utilities ;05/23/2017

Source Information

Source file <LEXU3.m>

Entry Points

Name Comments DBIA/ICR reference
PRF(LEX,LEXVDT,LEXSAB) ; Get Code for a Preferred Term by Source
;
; Input
; LEX IEN file 757.01
; LEXVDT Date for screening
; LEXSAB Source or pointer to 757.03
ADR(LEX) ; Mailing Address
VDT ; Resolve LEXVDT
INC(X) ; Increment Concept Usage for a term
FREQ(TEXT) ; Get the Frequency of use for a Text String
;
; Input
;
; TEXT Text String
;
; Output
;
; $$FREQ Frequency of Text
;
PAR(TEXT,ARY) ; Parse Text into Words
MAX(SYS) ; Get the Maximum Number of Terms to Search
;
; Input
;
; SYS Coding System Abbreviation (757.03,.01)
; or pointer to file 757.03
;
; Output
;
; $$MAX Maximum number of term to look at before
; issuing a warning to the user
;
NXSAB(SYS,REV) ; Get the Next/Previous Source Abbreviation
;
; Input
;
; SYS Coding System Abbreviation (757.03,.01)
; or pointer to file 757.03
; or null
; REV Direction flag (optional)
; 0 or null finds next in a forward direction
; 1 finds next in a reverse direction
;
; Output
;
; $$NXSAB Next Source Abbreviation in the file
RECENT(X) ; Recently Updated (90 day window)
RUPD(SYS) ; Get the Date the Coding System was most Recently Updated
LUPD(SYS,LEXVDT) ; Get the date the Coding System was Last Updated
EXP(IEN) ; Get Expression for IEN
;
; Input
;
; IEN IEN of file 757.01
EXPS(IEN,CDT,ARY) ; Get Expression and Codes for IEN
;
; Input
;
; IEN IEN of file 757.01
; CDT Versioning Date
; ARY Output Array passed by reference
PREF(CODE,SAB,CDT) ; Get Preferred Expression for an Active Code

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