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1、VB+SQLcommand（VB+SQL命令）VBSQLcommandsallAAbsforabsolutevaluesActiveControlgetsthefocusoftheobjectActiveFormgetsthefocusoftheformArrayspecifiesthearrayAppknowstheprograminformationAppActivateactivatestheapplicationinexecutionFindthecharacteroftheAsccodeAscBforcharacterASCIIAscWforcharacterUn
2、iCodeAtnasksTan-1BBeepsendsapresetwarningsoundCCallcallsubroutineCalendarselectcalendarChoosetakesavaluefromacolumnofvaluesCBoolvaluesconvertedtoBooleannumbersTheCBytevalueisconvertedintobitformatTheCCurvalueisconvertedintocurrencyformatCDatedataconversiontimeCDblnumerictodoubleprecisionfl
3、oatingpointnumbersCDecdataintoadecimalnumberChDirchangesthecurrentpathtoslowchargingpathsChDrivechangesthecurrentdiskcachediskBytheChrcodetoobtainacharacterChrBgetsacharacterbyASCIIChrWgetsacharacterbyUniCodeTheCIntdataisconvertedtoIntegerTheCLngdataisconvertedtoLongCommandreadprogramparam
4、etersConstdefinitionconstantCos,COS,CSngvaluesconvertedtosingleprecisionfloatingpointnumbersCurDirlearnsthatthecurrentpathisslowtofillthepathCVarvaluesareconvertedintovariablevariablesDDategetsthecurrentcomputertimeDate$getsthecurrentcomputertimestringDateAdddateaddedtodateDateDiffdatesubt
5、ractedvalueDatePartdatepartinformationDateSerialstringtodateDateValuedigitaltransferdateDayknowswhatdatevariableisinthedateDDBdepreciationcalculationDeleteSettingdeletesdatafromthesystemloginDirknowsthenameofthefileinthecurrentpathDoEventsidlefunctionEEndendprogramEnvirongetsthedataforthee
6、nvironmentvariableEOFdoesafilebufferindexgototheendofthefile?EraseinitializesthearrayagainErrerrorinformation,ErrorerrorcodeinformationExpgetsthenaturallogarithmFFixremovesdecimalsFileCopyTocopyfilesFileAttrfileopenmodeFileDateTimefilearchivingdateFileLenfilelengthFilterfilterarrayFormatda
7、taformatoutputFreeFileemptyfilenumberFVobtainsthevalueofanannuitywithregular,fixedpaymentsandfixedinterestratesGGetAllSettinggetsallsystemlogininformationGetAttrknowsthefilepropertiesGetSettinggetsinformationaboutsystemloginHHextransformsavalueintoastringrepre
