VarToFloat | -V- | Alphabetic | Reference

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Extensions to Delphi
Improvements Over MiniCalc
Progress
^Reference

^Units

Classes
DSDecimal
DSDocGen
DSGenUtil
DSList
DSPropertyBag
DSStringList
DSStringUtil
DSTypedStreams
Main
RTL
System
SysUtils
TuskEnvironment
Types
Variants

^Alphabetic

^-A-

AnsiChar
AnsiString
Assigned

^-B-

Boolean
BoolToYesNo
BuildPropBag
Byte

^-C-

Cardinal
CentralTimeToUTC
Char
Chr
coAbs
coAcos
coAcosh
coAcot
coAcoth
coAcsc
coAcsch
coAsec
coAsech
coAsin
coAsinh
coAtan
coAtanh
coCeil
coCeil64
coCompare
coCompareNoCase
coCompareOp
coCos
coCosh
coCot
coCoth
coCsc
coCsch
coDetectCycles
coDSSimpleRoundTo
coExp
coFloor
coFloor64
coFrac
coGetDelphiType
coGetProp
coHash
coHypot
coIgnoreCase
coInt
coIsAtomic
coIsPrime
coIsZero
coIterator
coLargeNulls
coLn
coLog10
coLog2
coLogN
coLooseObj
coLooseStr
coLowerCase
CompareOSVersion
CompilerVersion
coNameMode
coNextPrime
coNone
Convert
coOrdered
coPower
Copy
coRoot
coRound
coRoundToDigits
coSec
coSech
coSign
coSimpleRoundTo
coSin
coSinh
coSqrt
coStrictFloat
coStrictStr
coSymbolicEqual
coSymbolicEqualNoCase
coSymbolicGreater
coSymbolicGreaterEqual
coSymbolicGreaterEqualNoCase
coSymbolicGreaterNoCase
coSymbolicIn
coSymbolicLess
coSymbolicLessEqual
coSymbolicLessEqualNoCase
coSymbolicLessNoCase
coSymbolicNotEqual
coSymbolicNotEqualNoCase
coSymbolicNotSimilar
coSymbolicNotSimilarNoCase
coSymbolicSimilar
coSymbolicSimilarNoCase
coSymbolicSpaceShip
coSymbolicSpaceShipNoCase
coTan
coTanh
coTrunc
coUpdateHash
coUseLocale
coVarToTValue
csCaseSensitive
csIgnoreCase
csUnknown
csvIgnoreInnerQuotes
csvKeepInnerQuotes
csvKeepOuterQuotes
ctAnsiFixedChar
ctAnsiLongVarChar
ctAnsiMemo
ctAnsiString
ctAnsiVarChar
ctAutoDateTimeEnd
ctAutoDateTimeStart
ctAutoInc
ctAutoInc32
ctAutoInc64
ctBinary
ctBlob
ctBoolean
ctCurrency
ctDate
ctDateTime
ctDateTime2
ctDateTimeOffSet
ctDecimal
ctDouble
ctGUID
ctHierarchyID
ctInt16
ctInt32
ctInt64
ctInt8
ctInteger
ctInterface
ctRowVersion
ctSingle
ctTime
ctUInt16
ctUInt32
ctUInt64
ctUInt8
ctUnknown
ctVarBinary
ctVariant
ctWideFixedChar
ctWideLongVarChar
ctWideMemo
ctWideString
ctWideVarChar
Currency

^-D-

Date
DateOf
DateTimeToStr
Dec
DecDay
DecHalfYear
DecHour
Decimal
DecMillisecond
DecMinute
DecMonth
DecQuarter
DecSecond
DecWeek
DecYear
Default
Defined
Delete
DerivedToBase
DescribeVariant
dhDec
dhHex
dirForward
dirReverse
dirUnknown
Double
DSAppStartUpComplete
DSAppStartUpInProgress
dsDupAccept
dsDupError
dsDupIgnoreNew
dsDupReplaceOld
DSFileAge
DSForceDirectories
DSFormat
DSHasOnAppStartup
DSNullValue
DSRandomize
DSSleep
DSTrim
DSTrimLeft
DSTrimRight
DSTryStrToDate
DSTryStrToDateTime
DSTryStrToInt
DSTryStrToInt64
DSTryStrToUInt
DSTryStrToUInt64
DSVarCast
DSVarIsCustom
DSVarIsEmpty
DSVarIsFloat
DSVarIsNull
DSVarIsNumeric
DSVarIsOrdinal
DSVarIsScalar
DSVarToDateTime
DSVarTypeIsFloat
DSVarTypeIsNumeric
DSVarTypeIsOrdinal
DSVarTypeIsScalar
dtAnsiString
dtBoolean
dtCardinal
dtCurrency
dtDate
dtDateTime
dtDecimal
dtDouble
dtInt64
dtInteger
dtInterface
dtpDay
dtpHour
dtpMillisecond
dtpMinute
dtpMonth
dtpSecond
dtpYear
dtSingle
dtString
dtTime
dtUInt64
dtUnknown
dtVariant
dupAccept
dupError
dupIgnore

^-E-

EasternTimeToUTC
EndOfTheHalfYear
EndOfTheQuarter
EnumToStr
EnvironmentVariableExists
Evaluate
Exclude
ExpandEnvironmentVars

^-F-

False
FileTimeStamp
FirstChar
Frac
FromUTC
fsLooseFloat
fsStrictFloat
fsUnknown
FullDateTimeToStr
FullTimeToStr

^-G-

GenerateTuskAPIDocs
GetComputerName
GetCryptoRandomBytes
GetCurrentProcessId
GetExitCode
GetLocalTimeZoneBias
GetSystemDirectory
GetTempDirectory
GetTypeKind
GetUserName
GetWindowsDirectory

^-H-

High
hmHeader
hmSkip
hmSkipIfEmpty

^-I-

IAssociation
IByteIterator
ICountedIterable
IDateTimeIterator
IDisposable
IDotBag
IDoubleIterator
IDSSubject
IDSSubjectBase
IDSSubjectNotifier
IFreezable
IIdentity
IInt64Iterator
IIntegerIterator
IInterface
IIntfIterator
IIntfList
IIntfListBase
IIterable
IIterator
IJay
InBounds
Inc
IncHalfYear
Include
IncludeBase
IncludeImpl
IncludeStruct
IncQuarter
Infinity
Insert
Inspect
Int
Int16
Int32
Int64
Int8
Integer
InternalError
IntToChar
IntToStr
InvertYesNo
IPropBag
IPropBagBuilder
IPropBagField
IPropBagList
IPropBagListBase
IReadOnlyStringAssociation
IReadOnlyVector
IReadOnlyVectorEnumerator
IReadOnlyVectorIterator
IReverseIterable
IsDebuggerPresent
IsEndOfTheDay
IsEndOfTheHalfYear
IsEndOfTheMonth
IsEndOfTheQuarter
IsEndOfTheWeek
IsEndOfTheYear
IsStartOfTheDay
IsStartOfTheHalfYear
IsStartOfTheMonth
IsStartOfTheQuarter
IsStartOfTheWeek
IsStartOfTheYear
IStringAssociation
IStringIterator
IStringList
IStringListBase
IsWeekend
IType
IVariantContainer
IVariantList
IVariantMapBase
IVariantSetBase
IVector

^-K-

KeyType

^-L-

LastChar
Length
lfmAll
lfmAny
lfmFull
lfmNone
LocalTimeToUTC
Low

^-M-

Max
MaxDouble
MaxInt
mdfaCopy
mdfaError
mdfaSkip
mfaError
mfaIgnore
MillisecondsSinceLastUserInput
Min
MinDouble
MinInt
MonthEndsBetween
MonthsBetweenFull
MonthsBetweenRounded
MountainTimeToUTC

^-N-

^-O-

Object
Odd
opInsert
opRemove
Ord
osDeleted
osExisting
osModified
osNew
osOld
OSVersionMajor
OSVersionMinor

^-P-

^-R-

roEqual
roGreater
roGreaterEqual
roLess
roLessEqual
roNotEqual
Round
RTLVersion
RunScript

^-S-

SameContainer
SameText
scLoose
scStrict
scUnknown
SetExceptionMessage
SetExitCode
SetLength
sfAdminTools
sfAllowInf
sfAllowNaN
sfAltStartup
sfAppData
sfBitBucket
sfCDBurnArea
sfCommonAdminTools
sfCommonAltStartup
sfCommonAppData
sfCommonDesktopDirectory
sfCommonDocuments
sfCommonFavorites
sfCommonMusic
sfCommonOEMLinks
sfCommonPictures
sfCommonPrograms
sfCommonStartMenu
sfCommonStartup
sfCommonTemplates
sfCommonVideo
sfComputersNearMe
sfConnections
sfControls
sfCookies
sfDesktop
sfDesktopDirectory
sfDrives
sfFavorites
sfFonts
sfHistory
sfInternet
sfInternetCache
sfLocalAppData
sfMyDocuments
sfMyMusic
sfMyPictures
sfMyVideo
sfNetHood
sfNetwork
sfoDefaultPath
sfoDefaultUser
sfoDontCreate
sfoDontExpand
sfoDontVerify
sfoRaiseError
sfPersonal
sfPrinters
sfPrintHood
sfProfile
sfProgramFiles
sfProgramFilesCommon
sfProgramFilesCommonX86
sfProgramFilesX86
sfPrograms
sfRecent
sfResources
sfResourcesLocalized
sfSendTo
sfStartMenu
sfStartup
sfSystem
sfSystemX86
sfTemplates
sfWindows
ShortDateTimeToStr
ShortInt
Show
Single
skANSI
skUnicode
Sleep
SmallInt
snoForbidLeadingPlus
snoForbidLeadingZero
soaAll
soaSome
soaUnknown
Sqrt
StartOfTheHalfYear
StartOfTheQuarter
string
StrToDate
StrToDateTime
StrToDay
StrToInt
StrToInt64
StrToMonth
StrToUInt
StrToUInt64
Succ
SystemErrorText

^-T-

TArray<DSDecimal.Decimal>
TArray<System.AnsiChar>
TArray<System.AnsiString>
TArray<System.Boolean>
TArray<System.Byte>
TArray<System.Cardinal>
TArray<System.Char>
TArray<System.Currency>
TArray<System.Double>
TArray<System.IInterface>
TArray<System.Int64>
TArray<System.Integer>
TArray<System.ShortInt>
TArray<System.Single>
TArray<System.SmallInt>
TArray<System.string>
TArray<System.TDate>
TArray<System.TDateTime>
TArray<System.UInt64>
TArray<System.Variant>
TArray<System.Word>
TArray<TuskEnvironment.IType>
TAutoOption
TByteSet
TCaseOption
TCaseOptions
TCaseSensitivity
TCompareOption
TCompareOptions
TCustomOp
tdANSI
TDate
TDateTime
TDateTimePart
TDBColType
TDBColTypes
TDBDataType
TDBDataTypes
tdBytes
TDecOrHex
TDSCharKind
TDSCharKinds
TDSCommit
TDSDirection
TDSDuplicates
TDSFileNameError
TDSReentrant
TDSReentrantMode
TDSStringSearchOption
TDSStringSearchOptions
TDSStrToFloatOption
TDSStrToFloatOptions
TDSTransMode
tdUnicode
TDuplicates
TFilter<Variant>
TFloatStrictness
TGetAttribOption
TGetAttribOptions
THeaderMode
TListFilterMode
TMissingDestFieldAction
TMissingFieldAction
tmMultiTrans
tmSingleTrans
TNiceDateTimeFmt
TNullableCompareOption
TNullableCompareResult
TObjectID
TObjectState
TObjectStates
TOperation
TOperations
toPostOrder
toPreOrder
ToUTC
TParseCSVOption
TParseCSVOptions
TParseIntRangeOption
TParseIntRangeOptions
TProc
TPropResolution
TRelationalOp
True
Trunc
TryConvert
TryGetEnvironmentVariable
TryStrToDay
TryStrToMonth
TSciNotationOption
TSciNotationOptions
TSomeOrAll
TSpaceKind
TSpecialFolder
TSpecialFolderOption
TSpecialFolderOptions
tsSingleThread
tsThreadSafe
TStrictness
tsUnknown
TSysCharSet
TTextDecodingKind
TTextDecodingKinds
TThreadSafety
ttkAnsiChar
ttkAnsiString
ttkBoolean
ttkCardinal
ttkChar
ttkCurrency
ttkDate
ttkDateTime
ttkDecimal
ttkDouble
ttkDynArray
ttkEnum
ttkFunc
ttkIList
ttkIMap
ttkInt16
ttkInt64
ttkInt8
ttkInteger
ttkIntf
ttkISet
ttkNull
ttkObject
ttkPointer
ttkSet
ttkSingle
ttkString
ttkType
ttkUInt16
ttkUInt64
ttkUInt8
ttkVariant
TTransform<Variant>
TTraversalOrder
TTuskTypeKind
TURIDecodeOption
TURIDecodeOptions
TURIEncodeOption
TURIEncodeOptions
TValueRelationship
TVariantFlag
TVariantFlags
TVariantRelationship
TVarToContainerOption
TVarToContainerOptions
TWindowsVersion
TYesNo
TypeOf
TypeOfValue

^-U-

UInt16
UInt32
UInt64
UInt8
Unassigned
UnicodeString
uriDecodePlusAsSpace
uriEncodeAllNonAlphaNum
uriEncodeSkipPounds
uriEncodeSkipSlashes
uriEncodeSkipSymbols
uriEncodeSpaceAsPlus
UTCToCentralTime
UTCToEasternTime
UTCToLocalTime
UTCToMountainTime
UTCToPacificTime

^-V-

ValueRelationshipToInt
ValueRelationshipToNullableCompareResult
ValueType
varAnsiStr
varAny
varBoolean
varCurrency
varDate
varDecimal
varDispatch
varDouble
varEmpty
varError
Variant
varInt16
varInt32
varInt64
varInt8
VarIsArray
VarIsAssigned
VarIsAtomic
VarIsAtomicEx
VarIsClear
VarIsClearOrNull
VarIsCustom
VarIsDate
VarIsDSNull
VarIsEmpty
VarIsEmptyBlankOrNull
VarIsEmptyNilOrNull
VarIsEmptyOrNull
VarIsEmptyOrObject
VarIsInt
VarIsInt64
VarIsNil
VarIsNull
VarIsObject
VarIsStr
VarIsZero
VarNeedsDeepClone
varNull
varOleStr
varSingle
varStrArg
varString
VarToBool
VarToCardinal
VarToDate
VarToFloat
VarToInt
VarToInt64
VarToObject
VarToText
VarToUInt64
VarToYesNo
VarType
VarTypeIsArray
VarTypeIsCustom
VarTypeIsDecimal
VarTypeIsInt
VarTypeIsInt64
VarTypeIsStr
VarTypeNeedsDeepClone
VarTypeToStr
varUInt16
varUInt32
varUInt64
varUInt8
varUnknown
varUString
varVariant
vcoAllowAssoc
vcoAllowMultiDimArray
vcoAllowString
vcoDontAllowArray
vfDefined
vfNoStrCast
vfNumeric
vfOrdinal
vfScalar
vfShallowClone
vrEqual
vrGreaterThan
vrLessThan
vrNotEqual

^-W-

WideChar
Win32
Win64
Word
Write
Writeln
wvNone
wvUnknown
wvVista
wvWin7
wvXP

^-Y-

YesNoToVar
ynNo
ynUnknown
ynYes

^Syntax

VarToFloat

function VarToFloat( const V: Variant): Double;

Defined in: DSGenUtil

⏱ Last Modified: Tue 3:09:18 pm

This article

⏱ Tue 3:09:18 pm