F · Built-in API

SUB FillCircle(BYREF canvas AS Canvas,cx AS DOUBLE,cy AS DOUBLE,radius AS DOUBLE,color AS Color,aa AS Antialiasing=Antialiasing.Standard) FAILS CanvasError,IndexError,NumericError

SUB FillEllipse(BYREF canvas AS Canvas,cx AS DOUBLE,cy AS DOUBLE,rx AS DOUBLE,ry AS DOUBLE,color AS Color,aa AS Antialiasing=Antialiasing.Standard) FAILS CanvasError,IndexError,NumericError

SUB FillPath(BYREF canvas AS Canvas,path AS CanvasPath,color AS Color,rule AS FillRule=FillRule.NonZero,aa AS Antialiasing=Antialiasing.Standard,mode AS BlendMode=BlendMode.SourceOver,space AS BlendSpace=BlendSpace.EncodedSRGB) FAILS CanvasError,IndexError,NumericError

SUB FillPolygon(BYREF canvas AS Canvas,points AS LIST OF Point,color AS Color,aa AS Antialiasing=Antialiasing.Standard) FAILS CanvasError,IndexError,NumericError

SUB FillRect(BYREF canvas AS Canvas,x AS DOUBLE,y AS DOUBLE,width AS DOUBLE,height AS DOUBLE,color AS Color,aa AS Antialiasing=Antialiasing.Standard,mode AS BlendMode=BlendMode.SourceOver,space AS BlendSpace=BlendSpace.EncodedSRGB) FAILS CanvasError,IndexError,NumericError

SUB FillRoundedRect(BYREF canvas AS Canvas,x AS DOUBLE,y AS DOUBLE,width AS DOUBLE,height AS DOUBLE,radius AS DOUBLE,color AS Color,aa AS Antialiasing=Antialiasing.Standard) FAILS CanvasError,IndexError,NumericError

FUNCTION FillSecureRandom(BYREF bytes AS LIST OF BYTE) AS INTEGER FAILS IoError

FUNCTION Filter[T](items AS LIST OF T,Predicate AS CALLABLE(T) AS BOOLEAN) AS LIST OF T WHERE T IS COPYABLE

FUNCTION Filter[T](items AS SET OF T,Predicate AS CALLABLE(T) AS BOOLEAN) AS SET OF T WHERE T IS COPYABLE

FUNCTION Filter[K,V](items AS DICT OF K TO V,Predicate AS CALLABLE(K,V) AS BOOLEAN) AS DICT OF K TO V FAILS LIKE ValidateKey(AS K) WHERE V IS COPYABLE

FUNCTION Find(value AS JsonValue,key AS STRING) AS OPTIONAL OF JsonValue FAILS JsonError

FUNCTION Find[K,V](table AS DICT OF K TO V, key AS K) AS OPTIONAL OF V FAILS LIKE ValidateKey(AS K) WHERE V IS COPYABLE

FUNCTION Find[K,V](table AS DICT OF K TO V,key AS K) AS BORROW OPTIONAL OF V FROM table FAILS LIKE ValidateKey(AS K) WHERE V IS RESOURCE

FUNCTION Find[K,V](m AS MultiMap[K,V],key AS K) AS OPTIONAL OF LIST OF V FAILS LIKE ValidateKey(AS K) WHERE V IS COPYABLE

FUNCTION Find[K,V](m AS MultiMap[K,V],key AS K) AS BORROW OPTIONAL OF LIST OF V FROM m FAILS LIKE ValidateKey(AS K) WHERE V IS RESOURCE

FUNCTION FindFont(catalog AS FontCatalog,family AS STRING,weight AS INTEGER=400,italic AS BOOLEAN=FALSE,allowSubstitution AS BOOLEAN=FALSE) AS FontMatch FAILS CanvasError,IndexError,NumericError,StringError

FUNCTION FindTimeZone(value AS ZoneDatabase,id AS STRING) AS TimeZone FAILS DateTimeError

FUNCTION FindWhere[T](items AS LIST OF T,Predicate AS CALLABLE(T) AS BOOLEAN) AS OPTIONAL OF T WHERE T IS COPYABLE

FUNCTION Finish[T](BYVAL writer AS BufferedWriter[T]) AS T FAILS IoError WHERE T IS RESOURCE

FUNCTION FinishHTTPRequest(connection AS TCPConnection,BYREF exchange AS HTTPExchange) AS INTEGER FAILS IoError,HTTPError,StringError

FUNCTION FinishHTTPRequest(connection AS TCPConnection,BYREF exchange AS HTTPExchange,trailers AS LIST OF HTTPHeader) AS INTEGER FAILS IoError,HTTPError,StringError

FUNCTION FinishHTTPResponse(connection AS TCPConnection,BYREF exchange AS HTTPExchange,trailers AS LIST OF HTTPHeader) AS INTEGER FAILS IoError,HTTPError,StringError

FUNCTION FinishHTTPResponse(connection AS TCPConnection,BYREF exchange AS HTTPExchange) AS INTEGER FAILS IoError,HTTPError,StringError

FUNCTION FinishTextDecoder(BYREF decoder AS TextDecoder) AS STRING FAILS TextEncodingError,IndexError,NumericError,StringError

FUNCTION FinishTextEncoder(BYREF encoder AS TextEncoder) AS LIST OF BYTE FAILS TextEncodingError,IndexError,NumericError,StringError

FUNCTION FinishTLS(connection AS TCPConnection,timeout AS Duration) AS INTEGER FAILS IoError,TLSError

FUNCTION Finite(value AS DOUBLE) AS DOUBLE FAILS NonFiniteError

FUNCTION FitCanvas(source AS Canvas,width AS INTEGER,height AS INTEGER,fit AS ImageFit=ImageFit.Contain,sampling AS Sampling=Sampling.Bilinear,space AS BlendSpace=BlendSpace.EncodedSRGB,maxPixels AS INTEGER=16777216) AS Canvas FAILS CanvasError,IndexError,NumericError

FUNCTION FIX(value AS DOUBLE) AS DOUBLE

FUNCTION FixedOffsetZone(offset AS UtcOffset) AS TimeZone FAILS DateTimeError

FUNCTION FlattenCanvas(canvas AS Canvas,background AS Color,space AS BlendSpace=BlendSpace.EncodedSRGB) AS Canvas FAILS CanvasError,IndexError,NumericError

SUB Flip(BYREF bits AS BitSet,index AS INTEGER) FAILS IndexError

FUNCTION FlipCanvas(canvas AS Canvas,horizontal AS BOOLEAN=TRUE,vertical AS BOOLEAN=FALSE) AS Canvas FAILS CanvasError,IndexError,NumericError

FUNCTION FLOOR(value AS DOUBLE) AS DOUBLE

FUNCTION FloorDiv(value AS INTEGER,divisor AS INTEGER) AS INTEGER FAILS NumericError

FUNCTION FloorToInteger(value AS DOUBLE) AS INTEGER FAILS NumericError

FUNCTION Flush(file AS File) AS INTEGER FAILS IoError

FUNCTION Flush(logger AS LoggerHandle) AS INTEGER FAILS LoggingError

FUNCTION Flush(logger AS Logger) AS INTEGER FAILS LoggingError

FUNCTION Flush[T](BYREF writer AS BufferedWriter[T]) AS INTEGER FAILS IoError WHERE T IS RESOURCE

FUNCTION FMA(x AS DOUBLE, y AS DOUBLE, z AS DOUBLE) AS DOUBLE

FUNCTION FMOD(x AS DOUBLE, y AS DOUBLE) AS DOUBLE

FUNCTION FontCatalogCount(catalog AS FontCatalog) AS INTEGER

FUNCTION FontCatalogEntry(catalog AS FontCatalog,index AS INTEGER) AS FontInfo FAILS CanvasError,IndexError

FUNCTION FontDiscoveryWarnings(catalog AS FontCatalog) AS LIST OF STRING

FUNCTION FontFaceCount(bytes AS LIST OF BYTE) AS INTEGER FAILS CanvasError,IndexError

FUNCTION FontHasGlyph(font AS Font,scalar AS INTEGER) AS BOOLEAN FAILS CanvasError,IndexError

FUNCTION FontSetCount(fonts AS FontSet) AS INTEGER

FUNCTION FontSetHasGlyph(fonts AS FontSet,scalar AS INTEGER) AS BOOLEAN FAILS CanvasError,IndexError

FUNCTION FORMAT(template AS STRING, values AS LIST OF STRING) AS STRING FAILS StringError

FUNCTION FormatDate(value AS Date) AS STRING FAILS DateTimeError

FUNCTION FormatDateTimeAmount(value AS DateTimeAmount) AS STRING FAILS DateTimeError

FUNCTION FormatDuration(value AS Duration) AS STRING FAILS DateTimeError

FUNCTION FormatHttpDate(value AS Instant) AS STRING FAILS DateTimeError

FUNCTION FormatInstant(value AS Instant) AS STRING FAILS DateTimeError

FUNCTION FormatInstant(value AS Instant,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FormatIsoWeekDate(value AS IsoWeekDate) AS STRING FAILS DateTimeError

FUNCTION FormatLocalDateTime(value AS LocalDateTime) AS STRING FAILS DateTimeError

FUNCTION FormatLocalDateTime(value AS LocalDateTime,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FormatLogRecord(record AS LogRecord,pattern AS STRING) AS STRING FAILS LoggingError

FUNCTION FormatMetadata[T,M](witness AS OPTIONAL OF T,field AS STRING="") AS OPTIONAL OF M

FUNCTION FormatMetadata[M](graph AS TypeGraph,node AS INTEGER,field AS STRING="") AS OPTIONAL OF M FAILS JsonError

FUNCTION FormatMonthDay(value AS MonthDay) AS STRING FAILS DateTimeError

FUNCTION FormatOffset(value AS UtcOffset) AS STRING FAILS DateTimeError

FUNCTION FormatOffsetDateTime(value AS OffsetDateTime) AS STRING FAILS DateTimeError

FUNCTION FormatOffsetDateTime(value AS OffsetDateTime,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FormatOffsetTime(value AS OffsetTime) AS STRING FAILS DateTimeError

FUNCTION FormatPeriod(value AS Period) AS STRING FAILS DateTimeError

FUNCTION FormatRfc3339(value AS OffsetDateTime) AS STRING FAILS DateTimeError

FUNCTION FormatRfc3339(value AS Instant) AS STRING FAILS DateTimeError

FUNCTION FormatRfc3339(value AS Instant,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FormatRfc3339(value AS OffsetDateTime,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FormatRfc9557(value AS ZonedDateTime) AS STRING FAILS DateTimeError

FUNCTION FormatRfc9557(value AS ZonedDateTime,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FormatTime(value AS TimeOfDay) AS STRING FAILS DateTimeError

FUNCTION FormatTime(value AS TimeOfDay,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FormatURL(value AS URL) AS STRING

FUNCTION FormatURLQuery(parameters AS LIST OF URLParameter,form AS BOOLEAN=TRUE) AS STRING FAILS UrlError

FUNCTION FormatUUID(value AS UUID) AS STRING

FUNCTION FormatUUID(value AS UUID,style AS UuidFormat) AS STRING

FUNCTION FormatWithPattern(value AS Date,pattern AS DateTimePattern) AS STRING FAILS DateTimeError

FUNCTION FormatWithPattern(value AS TimeOfDay,pattern AS DateTimePattern) AS STRING FAILS DateTimeError

FUNCTION FormatWithPattern(value AS LocalDateTime,pattern AS DateTimePattern) AS STRING FAILS DateTimeError

FUNCTION FormatWithPattern(value AS OffsetDateTime,pattern AS DateTimePattern) AS STRING FAILS DateTimeError

FUNCTION FormatWithPattern(value AS Instant,pattern AS DateTimePattern) AS STRING FAILS DateTimeError

FUNCTION FormatYearMonth(value AS YearMonth) AS STRING FAILS DateTimeError

FUNCTION FormatZonedDateTime(value AS ZonedDateTime) AS STRING FAILS DateTimeError

FUNCTION FormatZonedDateTime(value AS ZonedDateTime,options AS FormatOptions) AS STRING FAILS DateTimeError

FUNCTION FREXP(value AS DOUBLE) AS FloatParts

FUNCTION FromIsoWeekDate(value AS IsoWeekDate) AS Date FAILS DateTimeError

FUNCTION FromJSON[T](value AS JsonValue,codec AS JsonCodec) AS T FAILS JsonError,LIKE codec, LIKE __JsonDecodeErrors(AS T)

FUNCTION FromJSON[T](value AS JsonValue) AS T FAILS JsonError,LIKE __JsonDecodeErrors(AS T)

FUNCTION FromValue[T](value AS JsonValue) AS T FAILS JsonError,LIKE __JsonDecodeErrors(AS T)

FUNCTION Front[T](q AS Deque[T]) AS T FAILS EmptyCollection WHERE T IS COPYABLE

FUNCTION Front[T](q AS Queue[T]) AS T FAILS EmptyCollection WHERE T IS COPYABLE

FUNCTION Front[T](q AS Deque[T]) AS BORROW T FROM q FAILS EmptyCollection WHERE T IS RESOURCE

FUNCTION Front[T](q AS Queue[T]) AS BORROW T FROM q FAILS EmptyCollection WHERE T IS RESOURCE

FUNCTION Front[T](q AS BoundedDeque[T]) AS T FAILS EmptyCollection WHERE T IS COPYABLE

FUNCTION Front[T](q AS BoundedDeque[T]) AS BORROW T FROM q FAILS EmptyCollection WHERE T IS RESOURCE