1cdf0e10cSrcweir<?xml version="1.0" encoding="UTF-8"?> 2cdf0e10cSrcweir 3cdf0e10cSrcweir 4*d33d0967SAndrew Rist<!--*********************************************************** 5cdf0e10cSrcweir * 6*d33d0967SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 7*d33d0967SAndrew Rist * or more contributor license agreements. See the NOTICE file 8*d33d0967SAndrew Rist * distributed with this work for additional information 9*d33d0967SAndrew Rist * regarding copyright ownership. The ASF licenses this file 10*d33d0967SAndrew Rist * to you under the Apache License, Version 2.0 (the 11*d33d0967SAndrew Rist * "License"); you may not use this file except in compliance 12*d33d0967SAndrew Rist * with the License. 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See the License for the 20*d33d0967SAndrew Rist * specific language governing permissions and limitations 21*d33d0967SAndrew Rist * under the License. 22*d33d0967SAndrew Rist * 23*d33d0967SAndrew Rist ***********************************************************--> 24*d33d0967SAndrew Rist 25*d33d0967SAndrew Rist 26cdf0e10cSrcweir 27cdf0e10cSrcweir<helpdocument version="1.0"> 28cdf0e10cSrcweir<meta> 29cdf0e10cSrcweir<topic id="textsbasicshared03060300xml" indexer="include" status="PUBLISH"> 30cdf0e10cSrcweir<title id="tit" xml-lang="en-US">Imp-Operator [Runtime]</title> 31cdf0e10cSrcweir<filename>/text/sbasic/shared/03060300.xhp</filename> 32cdf0e10cSrcweir</topic> 33cdf0e10cSrcweir<history> 34cdf0e10cSrcweir<created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created> 35cdf0e10cSrcweir<lastedited date="2004-12-15T10:27:24">converted from old format - fpe</lastedited> 36cdf0e10cSrcweir</history> 37cdf0e10cSrcweir</meta> 38cdf0e10cSrcweir<body> 39cdf0e10cSrcweir<section id="imp"> 40cdf0e10cSrcweir<bookmark xml-lang="en-US" branch="index" id="bm_id3156024"><bookmark_value>Imp operator (logical)</bookmark_value> 41cdf0e10cSrcweir</bookmark> 42cdf0e10cSrcweir<paragraph role="heading" id="hd_id3156024" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03060300.xhp" name="Imp-Operator [Runtime]">Imp Operator [Runtime]</link></paragraph> 43cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3148947" xml-lang="en-US" l10n="U" oldref="2">Performs a logical implication on two expressions.</paragraph> 44cdf0e10cSrcweir</section> 45cdf0e10cSrcweir<paragraph role="heading" id="hd_id3148664" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph> 46cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3149656" xml-lang="en-US" l10n="U" oldref="4">Result = Expression1 Imp Expression2</paragraph> 47cdf0e10cSrcweir<paragraph role="heading" id="hd_id3151212" xml-lang="en-US" level="2" l10n="U" oldref="5">Parameters:</paragraph> 48cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3154910" xml-lang="en-US" l10n="U" oldref="6"> 49cdf0e10cSrcweir<emph>Result:</emph> Any numeric variable that contains the result of the implication.</paragraph> 50cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3156281" xml-lang="en-US" l10n="U" oldref="7"> 51cdf0e10cSrcweir<emph>Expression1, Expression2:</emph> Any expressions that you want to evaluate with the Imp operator.</paragraph> 52cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3150440" xml-lang="en-US" l10n="U" oldref="8">If you use the Imp operator in Boolean expressions, False is only returned if the first expression evaluates to True and the second expression to False.</paragraph> 53cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3163710" xml-lang="en-US" l10n="U" oldref="9">If you use the Imp operator in bit expressions, a bit is deleted from the result if the corresponding bit is set in the first expression and the corresponding bit is deleted in the second expression.</paragraph> 54cdf0e10cSrcweir<paragraph role="heading" id="hd_id3147318" xml-lang="en-US" level="2" l10n="U" oldref="10">Example:</paragraph> 55cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3155854" xml-lang="en-US" l10n="U" oldref="11">Sub ExampleImp</paragraph> 56cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3145272" xml-lang="en-US" l10n="CHG" oldref="12">Dim A as Variant, B as Variant, C as Variant, D as Variant</paragraph> 57cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3159156" xml-lang="en-US" l10n="U" oldref="13">Dim vOut as Variant</paragraph> 58cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3151116" xml-lang="en-US" l10n="U" oldref="14">A = 10: B = 8: C = 6: D = Null</paragraph> 59cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3145750" xml-lang="en-US" l10n="U" oldref="15">vOut = A > B Imp B > C REM returns -1</paragraph> 60cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3156441" xml-lang="en-US" l10n="CHG" oldref="16">vOut = B > A Imp B > C REM returns -1</paragraph> 61cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3152596" xml-lang="en-US" l10n="CHG" oldref="17">vOut = A > B Imp B > D REM returns 0</paragraph> 62cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3154942" xml-lang="en-US" l10n="CHG" oldref="18">vOut = (B > D Imp B > A) REM returns -1</paragraph> 63cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3154492" xml-lang="en-US" l10n="CHG" oldref="19">vOut = B Imp A REM returns -1</paragraph> 64cdf0e10cSrcweir<paragraph role="paragraph" id="par_id3147394" xml-lang="en-US" l10n="U" oldref="20">End Sub</paragraph> 65cdf0e10cSrcweir</body> 66cdf0e10cSrcweir</helpdocument> 67