vb sql命令（vb sql commands）

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1、VB+SQL命令（VB+SQLcommands）VBSQLcommanda.AbsforabsolutevalueActiveControlgetstheobjectoffocusActiveFormgetsthefocusformArrayspecifiedArrayApplearnstheprograminformationAppActivatetheapplicationinexecutionAsctotheinsideofthecharacterAscBasksforcharacterASCIIAscWasksforcharacterUniCodeAtnandTan-1

2、BBeepmakesapresetwarningsoundCCallsubroutineCalendarselectsCalendarChooseavalueofacolumnofvaluesCBoolvalueischangedtoBooleannumberTheCBytevalueisconvertedtoabitformatCCurvaluesareconvertedintocurrencyformatCDatedataturnsintotimeCDblvaluesareconvertedtodoubleprecisionfloating-pointNumbersCDec

3、dataisconvertedintodecimalNumbersChDirchangesthepathofcurrentpathslowchargeChDrivechangesthediskthatiscurrentlybeingcachedChrisobtainedbycodeTheChrBisobtainedbyASCIITheChrWisobtainedbyUniCodeTheCIntdataturnsintoanIntegerCLngdataturnsintoLongTheparametersoftheCommandreadprogramConstdefinescon

4、stantsCosCosCSngisconvertedtoasingleprecisionfloatingpointnumberCurDirwasinformedofthecurrentpathofslowfillingCVarvaluesareconvertedtovariablevariablesDDategetscurrentcomputertimeDate$getscurrentcomputertimestringDateAdddateadditiondateTheDateDiffdateisreducedbythevalueDatePartdatepartinform

5、ationDateSerialstringrotationdateDateValuedigitaltransferdateDayknowswhatnumberisinthedatevariableThecalculationofDDBdepreciationDeleteSettingremovesdatafromthesystemloginDirknowsthefilenameinthecurrentpathDoEventsidlefunctionsEEndEndprogramEnvironobtainsdataonenvironmentvariablesWhethertheE

6、OFafilebufferistotheendofthefileErasereinitializesthearrayErrErrormessageErrorcodeinformationExpgetsthenaturallogFFixremovaldecimalFileCopyTocopythefileFileAttrfileopenmodeFileDateTimefilearchivedateFileLenfilelengthFilterFilterarrayFormatdataFormatoutputFreeFileemptyfilenumberTheFVfindsthev

7、alueoftheannuityunderfixedandfixedinterestratesGGetAllSettinggetsallthesystemlogininformationGetAttrknowsthefilepropertiesGetSettinggetsthesystemlogininformationH.Hexturnsthenumberintoastringof16Hourwhenyouknowthedatevariablei.If.Then.ElseIMEStatus