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ColdFusion

ColdFusion

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  1. CFML Reference User Guide
  2. ColdFusion functions
    1. ColdFusion functions by category
    2. Functions a-b
      1. Abs
      2. ACos
      3. AddSOAPRequestHeader
      4. AddSOAPResponseHeader
      5. AjaxLink
      6. AjaxOnLoad
      7. ApplicationStop
      8. ArrayAppend
      9. ArrayAvg
      10. ArrayClear
      11. ArrayContains
      12. ArrayContainsNoCase
      13. ArrayDelete
      14. ArrayDeleteAt
      15. ArrayDeleteNoCase
      16. ArrayEach
      17. ArrayFilter
      18. ArrayFind
      19. ArrayFindAll
      20. ArrayFindAllNoCase
      21. ArrayFindNoCase
      22. ArrayInsertAt
      23. ArrayIsDefined
      24. ArrayIsEmpty
      25. ArrayLen
      26. ArrayMap
      27. ArrayMax
      28. ArrayMin
      29. ArrayNew
      30. ArrayPrepend
      31. ArrayReduce
      32. ArrayResize
      33. ArraySet
      34. ArraySetMetadata
      35. ArraySlice
      36. ArraySort
      37. ArraySum
      38. ArraySwap
      39. ArrayToList
      40. Asc
      41. ASin
      42. Atn
      43. AuthenticatedContext
      44. AuthenticatedUser
      45. BinaryDecode
      46. BinaryEncode
      47. BitAnd
      48. BitMaskClear
      49. BitMaskRead
      50. BitMaskSet
      51. BitNot
      52. BitOr
      53. BitSHLN
      54. BitSHRN
      55. BitXor
      56. BooleanFormat
    3. Functions-c-d
      1. CacheGet
      2. CacheGetAllIds
      3. CacheGetMetadata
      4. CacheGetProperties
      5. CacheGetSession
      6. CacheIdExists
      7. CachePut
      8. CacheRegionExists
      9. CacheRegionNew
      10. CacheRegionRemove
      11. CacheRemove
      12. CacheRemoveAll
      13. CacheSetProperties
      14. CallStackDump
      15. CallStackGet
      16. CanDeSerialize
      17. Canonicalize
      18. CanSerialize
      19. Ceiling
      20. CharsetDecode
      21. CharsetEncode
      22. Chr
      23. CJustify
      24. Compare
      25. CompareNoCase
      26. Cos
      27. CreateDate
      28. CreateDateTime
      29. CreateObject
      30. CreateObject: .NET object
      31. CreateObject: COM object
      32. CreateObject: component object
      33. CreateObject: CORBA object
      34. CreateObject: Java or EJB object
      35. CreateObject: web service object
      36. CreateODBCDate
      37. CreateODBCDateTime
      38. CreateODBCTime
      39. CreateSignedJWT
      40. CreateEncryptedJWT
      41. CreateTime
      42. CreateTimeSpan
      43. CreateUUID
      44. CSRFGenerateToken
      45. CSRFVerifyToken
      46. CSVRead
      47. CSVWrite
      48. CSVProcess
      49. DateAdd
      50. DateCompare
      51. DateConvert
      52. DateDiff
      53. DateFormat
      54. DatePart
      55. DateTimeFormat
      56. Day
      57. DayOfWeek
      58. DayOfWeekAsString
      59. DayOfYear
      60. DaysInMonth
      61. DaysInYear
      62. DE
      63. DecimalFormat
      64. DecodeForHTML
      65. DecodeFromURL
      66. DecrementValue
      67. Decrypt
      68. DecryptBinary
      69. DeleteClientVariable
      70. Deserialize
      71. DeserializeJSON
      72. DeserializeXML
      73. DirectoryCopy
      74. DirectoryCreate
      75. DirectoryDelete
      76. DirectoryExists
      77. DirectoryList
      78. DirectoryRename
      79. DollarFormat
      80. DotNetToCFType
      81. Duplicate
    4. Functions-e-g
      1. EncodeForCSS
      2. EncodeForDN
      3. EncodeForHTML
      4. EncodeForHTMLAttribute
      5. EncodeForJavaScript
      6. EncodeForLDAP
      7. EncodeForURL
      8. EncodeForXML
      9. EncodeForXMLAttribute
      10. EncodeForXpath
      11. Encrypt
      12. EncryptBinary
      13. EntityDelete
      14. EntityLoad
      15. EntityLoadByExample
      16. EntityLoadByPK
      17. EntityMerge
      18. EntityNew
      19. EntityReload
      20. EntitySave
      21. EntityToQuery
      22. Evaluate
      23. Exp
      24. ExpandPath
      25. FileClose
      26. FileCopy
      27. FileDelete
      28. FileExists
      29. FileGetMimeType
      30. FileIsEOF
      31. FileMove
      32. FileOpen
      33. FileRead
      34. FileReadBinary
      35. FileReadLine
      36. FileSeek
      37. FileSetAccessMode
      38. FileSetAttribute
      39. FileSetLastModified
      40. FileSkipBytes
      41. FileUpload
      42. FileUploadAll
      43. FileWrite
      44. FileWriteLine
      45. Find
      46. FindNoCase
      47. FindOneOf
      48. FirstDayOfMonth
      49. Fix
      50. Floor
      51. FormatBaseN
      52. GeneratePBKDFKey
      53. GenerateSecretKey
      54.  GetApplicationMetadata
      55. GetAuthUser
      56. GetBaseTagData
      57. GetBaseTagList
      58. GetBaseTemplatePath
      59. GetClientVariablesList
      60. GetComponentMetaData
      61. GetContextRoot
      62. GetCPUUsage
      63. GetCurrentTemplatePath
      64. GetCSPNonce
      65. GetDirectoryFromPath
      66. GetEncoding
      67. GetException
      68. GetFileFromPath
      69. GetFileInfo
      70. GetFreeSpace
      71. GetFunctionCalledName
      72. GetFunctionList
      73. GetGatewayHelper
      74. GetHttpRequestData
      75. GetHttpTimeString
      76. GetK2ServerDocCount
      77. GetK2ServerDocCountLimit
      78. GetLocale
      79. GetLocaleDisplayName
      80. GetLocalHostIP
      81. GetMetaData
      82. GetMetricData
      83. GetPageContext
      84. GetPropertyString
      85. GetPropertyFile
      86. GetPrinterInfo
      87. GetPrinterList
      88. GetProfileSections
      89. GetProfileString
      90. GetReadableImageFormats
      91. GetSafeHTML
      92. GetSAMLAuthRequest
      93. GetSAMLLogoutRequest
      94. Generate3DesKey
      95. GenerateSAMLSPMetadata
      96. GetSOAPRequest
      97. GetSOAPRequestHeader
      98. GetSOAPResponse
      99. GetSOAPResponseHeader
      100. GetSystemFreeMemory
      101. GetSystemTotalMemory
      102. GetTempDirectory
      103. GetTempFile
      104. GetTemplatePath
      105. GetTickCount
      106. GetTimeZoneInfo
      107. GetToken
      108. GetTotalSpace
      109. GetUserRoles
      110. GetVFSMetaData
      111. GetWriteableImageFormats
    5. Functions-h-im
      1. Hash
      2. HMac
      3. Hour
      4. HQLMethods
      5. HTMLCodeFormat
      6. HTMLEditFormat
      7. IIf
      8. ImageAddBorder
      9. ImageBlur
      10. ImageClearRect
      11. ImageCopy
      12. ImageCreateCaptcha
      13. ImageCrop
      14. ImageDrawArc
      15. ImageDrawBeveledRect
      16. ImageDrawCubicCurve
      17. ImageDrawLine
      18. ImageDrawLines
      19. ImageDrawOval
      20. ImageDrawPoint
      21. ImageDrawQuadraticCurve
      22. ImageDrawRect
      23. ImageDrawRoundRect
      24. ImageDrawText
      25. ImageFlip
      26. ImageGetBlob
      27. ImageGetBufferedImage
      28. ImageGetEXIFMetadata
      29. ImageGetEXIFTag
      30. ImageGetHeight
      31. ImageGetIPTCMetadata
      32. ImageGetIPTCTag
      33. ImageGetMetadata
      34. ImageGetWidth
      35. ImageGrayscale
      36. ImageInfo
      37. ImageMakeColorTransparent
      38. ImageMakeTranslucent
      39. ImageNegative
      40. ImageNew
      41. ImageOverlay
      42. ImagePaste
      43. ImageRead
      44. ImageReadBase64
      45. ImageResize
      46. ImageRotate
      47. ImageRotateDrawingAxis
      48. ImageScaleToFit
      49. ImageSetAntialiasing
      50. ImageSetBackgroundColor
      51. ImageSetDrawingColor
      52. ImageSetDrawingStroke
      53. ImageSetDrawingTransparency
      54. ImageSharpen
      55. ImageShear
      56. ImageShearDrawingAxis
      57. ImageTranslate
      58. ImageTranslateDrawingAxis
      59. ImageWrite
      60. ImageWriteBase64
      61. ImageXORDrawingMode
    6. Functions-in-k
      1. IncrementValue
      2. InputBaseN
      3. Insert
      4. Int
      5. InterruptThread
      6. InvalidateOauthAccesstoken
      7. Invoke
      8. InitSAMLAuthRequest
      9. InitSAMLLogoutRequest
      10. InvokeCFClientFunction
      11. IsArray
      12. IsAuthenticated
      13. IsAuthorized
      14. IsBinary
      15. IsBoolean
      16. IsClosure
      17. IsCustomFunction
      18. IsDate
      19. IsDateObject
      20. IsDDX
      21. IsDebugMode
      22. IsDefined
      23. IsImage
      24. IsImageFile
      25. IsInstanceOf
      26. IsIPv6
      27. IsJSON
      28. IsK2ServerABroker
      29. IsK2ServerDocCountExceeded
      30. IsK2ServerOnline
      31. IsLeapYear
      32. IsLocalHost
      33. IsNull
      34. IsNumeric
      35. IsNumericDate
      36. IsObject
      37. isOnline
      38. IsPDFArchive
      39. IsPDFFile
      40. IsPDFObject
      41. IsProtected
      42. IsQuery
      43. isSamlLogoutResponse
      44. isSafeHTML
      45. IsSimpleValue
      46. IsSOAPRequest
      47. IsSpreadsheetFile
      48. IsSpreadsheetObject
      49. IsStruct
      50. isThreadInterrupted
      51. IsUserInAnyRole
      52. IsUserInRole
      53. IsUserLoggedIn
      54. IsValid
      55. IsValidOauthAccesstoken
      56. IsWDDX
      57. IsXML
      58. IsXmlAttribute
      59. IsXmlDoc
      60. IsXmlElem
      61. IsXmlNode
      62. IsXmlRoot
      63. JavaCast
      64. JSStringFormat
    7. Functions-l
      1. LCase
      2. Left
      3. Len
      4. ListAppend
      5. ListChangeDelims
      6. ListContains
      7. ListContainsNoCase
      8. ListDeleteAt
      9. ListEach
      10. ListFilter
      11. ListFind
      12. ListFindNoCase
      13. ListFirst
      14. ListGetAt
      15. ListGetDuplicates
      16. ListInsertAt
      17. ListLast
      18. ListLen
      19. ListMap
      20. ListPrepend
      21. ListQualify
      22. ListReduce
      23. ListRemoveDuplicates
      24. ListRest
      25. ListSetAt
      26. ListSort
      27. ListToArray
      28. ListValueCount
      29. ListValueCountNoCase
      30. LJustify
      31. Location
      32. Log
      33. Log10
      34. LSCurrencyFormat
      35. LSDateFormat
      36. LSDateTimeFormat
      37. LSEuroCurrencyFormat
      38. LSIsCurrency
      39. LSIsDate
      40. LSIsNumeric
      41. LSNumberFormat
      42. LSParseCurrency
      43. LSParseDateTime
      44. LSParseEuroCurrency
      45. LSParseNumber
      46. LSTimeFormat
      47. LTrim
    8. Functions-m-r
      1. Max
      2. Mid
      3. Min
      4. Minute
      5. Month
      6. MonthAsString
      7. Now
      8. NumberFormat
      9. ObjectEquals
      10. ObjectLoad
      11. ObjectSave
      12. OnWSAuthenticate
      13. ORMClearSession
      14. ORMCloseAllSessions
      15. ORMCloseSession
      16. ORMEvictCollection
      17. ORMEvictEntity
      18. ORMEvictQueries
      19. ORMExecuteQuery
      20. ORMFlush
      21. ORMFlushall
      22. ORMGetSession
      23. ORMGetSessionFactory
      24. ORMIndex
      25. ORMIndexPurge
      26. ORMReload
      27. ORMSearch
      28. ORMSearchOffline
      29. ParagraphFormat
      30. ParameterExists
      31. ParseDateTime
      32. Pi
      33. PrecisionEvaluate
      34. ProcessSAMLResponse
      35. ProcessSAMLLogoutRequest
      36. Quarter
      37. PreserveSingleQuotes
      38. QueryAddColumn
      39. QueryAddRow
      40. QueryConvertForGrid
      41. QueryExecute
      42. QueryFilter
      43. QueryGetResult
      44. QueryGetRow
      45. QueryKeyExists
      46. QueryMap
      47. QueryNew
      48. QueryReduce
      49. QuerySetCell
      50. QuotedValueList
      51. QueryEach
      52. Rand
      53. Randomize
      54. RandRange
      55. ReEscape
      56. REFind
      57. REFindNoCase
      58. ReleaseComObject
      59. REMatch
      60. REMatchNoCase
      61. RemoveCachedQuery
      62. RemoveChars
      63. RepeatString
      64. Replace
      65. ReplaceList
      66. ReplaceNoCase
      67. REReplace
      68. REReplaceNoCase
      69. RestDeleteApplication
      70. RestSetResponse
      71. RestInitApplication
      72. Reverse
      73. Right
      74. RJustify
      75. Round
      76. RTrim
    9. Functions-s
      1. Second
      2. SendGatewayMessage
      3. SendSAMLLogoutResponse
      4. Serialize
      5. SerializeJSON
      6. SerializeXML
      7. SessionInvalidate
      8. SessionRotate
      9. SessionGetMetaData
      10. SessionInvalidate
      11. SessionRotate
      12. SetDay
      13. SetEncoding
      14. SetHour
      15. SetLocale
      16. SetMonth
      17. SetProfileString
      18. SetPropertyString
      19. SetVariable
      20. SetYear
      21. Sgn
      22. Sin
      23. Sleep
      24. SpanExcluding
      25. SpanIncluding
      26. SpreadsheetAddAutoFilter
      27. SpreadsheetAddColumn
      28. SpreadsheetAddFreezePane
      29. SpreadsheetAddImage
      30. SpreadsheetAddInfo
      31. SpreadsheetAddPageBreaks
      32. SpreadsheetAddRow
      33. SpreadsheetAddRows
      34. SpreadsheetAddSplitPane
      35. SpreadsheetCreateSheet
      36. SpreadsheetDeleteColumn
      37. SpreadsheetDeleteColumns
      38. SpreadsheetDeleteRow
      39. SpreadsheetDeleteRows
      40. SpreadsheetFormatCell
      41. SpreadsheetFormatColumn
      42. SpreadsheetFormatCellRange
      43. SpreadsheetFormatColumn
      44. SpreadsheetFormatColumns
      45. SpreadsheetFormatRow
      46. SpreadsheetFormatRows
      47. SpreadsheetGetCellComment
      48. SpreadsheetGetCellFormula
      49. SpreadsheetGetCellValue
      50. SpreadsheetGetColumnCount
      51. SpreadsheetInfo
      52. SpreadsheetMergeCells
      53. SpreadsheetNew
      54. SpreadsheetRead
      55. SpreadsheetReadBinary
      56. SpreadsheetRemoveSheet
      57. SpreadsheetSetActiveSheet
      58. SpreadsheetSetActiveSheetNumber
      59. SpreadsheetSetCellComment
      60. SpreadsheetSetCellFormula
      61. SpreadsheetSetCellValue
      62. SpreadsheetSetColumnWidth
      63. SpreadsheetSetFooter
      64. SpreadsheetSetHeader
      65. SpreadsheetSetRowHeight
      66. SpreadsheetShiftColumns
      67. SpreadsheetShiftRows
      68. SpreadsheetWrite
      69. StreamingSpreadsheetNew
      70. StreamingSpreadsheetCleanup
      71. StreamingSpreadsheetRead
      72. StreamingSpreadsheetProcess
      73. SpreadsheetSetFooterImage
      74. SpreadsheetSetHeaderImage
      75. SpreadsheetSetFittoPage
      76. SpreadsheetUngroupColumns
      77. SpreadsheetGroupColumns
      78. SpreadsheetUngroupRows
      79. SpreadsheetGroupRows
      80. SpreadsheetRemoveColumnBreak
      81. SpreadsheetSetColumnBreak
      82. SpreadsheetRemoveRowBreak
      83. SpreadsheetSetRowBreak
      84. SpreadsheetRemovePrintGridlines
      85. SpreadsheetAddPrintGridlines
      86. SpreadsheetGetColumnWidth
      87. SpreadsheetSetColumnHidden
      88. SpreadsheetSetRowHidden
      89. SpreadsheetisColumnHidden
      90. SpreadsheetisRowHidden
      91. SpreadsheetisStreamingXmlFormat
      92. SpreadsheetisXmlFormat
      93. SpreadsheetisBinaryFormat
      94. SpreadsheetRenameSheet
      95. SpreadsheetRemoveSheetNumber
      96. SpreadsheetGetLastRowNumber
      97. SpreadsheetGetPrintOrientation
      98. Sqr
      99. StripCR
      100. StructAppend
      101. StructClear
      102. StructCopy
      103. StructCount
      104. StructDelete
      105. StructEach
      106. StructFilter
      107. StructFind
      108. StructFindKey
      109. StructFindValue
      110. StructGet
      111. StructGetMetadata
      112. StructInsert
      113. StructIsEmpty
      114. StructKeyArray
      115. StructKeyExists
      116. StructKeyList
      117. StructMap
      118. StructNew
      119. StructReduce
      120. StructSetMetadata
      121. StructSort
      122. StructToSorted
      123. StructUpdate
      124. StructValueArray
      125. StoreSetMetadata
      126. StoreGetACL
      127. StoreGetMetadata
      128. StoreAddACL
      129. StoreSetACL
    10. Functions-t-z
      1. Tan
      2. ThreadJoin
      3. ThreadTerminate
      4. Throw
      5. TimeFormat
      6. ToBase64
      7. ToBinary
      8. ToScript
      9. ToString
      10. Trace
      11. Transactionandconcurrency
      12. TransactionCommit
      13. TransactionRollback
      14. TransactionSetSavePoint
      15. Trim
      16. UCase
      17. URLDecode
      18. URLEncodedFormat
      19. URLSessionFormat
      20. Val
      21. ValueList
      22. VerifyClient
      23. Week
      24. Wrap
      25. WriteDump
      26. WriteLog
      27. WriteOutput
      28. WSGetAllChannels
      29. WSGetSubscribers
      30. WSPublish
      31. WSSendMessage
      32. XmlChildPos
      33. XmlElemNew
      34. XmlFormat
      35. XmlGetNodeType
      36. XmlNew
      37. XmlParse
      38. XmlSearch
      39. XmlTransform
      40. XmlValidate
      41. Year
      42. YesNoFormat
  3. ColdFusion tags
    1. ColdFusion tag summary
    2. ColdFusion tags by category
      1. Application framework tags
        1. cfapplication
        2. cfassociate
        3. cferror
        4. cfimport
        5. cfinterface
        6. cflock
        7. cfscript
        8. cfthread
      2. Communications tags
        1. cfexchangecalendar
        2. cfexchangeconnection
        3. cfexchangecontact
        4. cfexchangefilter
        5. cfexchangemail
        6. cfexchangetask
        7. cfexchangefolder
        8. cfexchangeconversation
        9. cffeed
        10. cfmail
        11. cfmailparam
        12. cfmailpart
        13. cfpopcfimap
      3. Database manipulation tags
        1. cfdbinfo
        2. cfinsert
        3. cfobjectcache
        4. cfprocparam
        5. cfprocresult
        6. cfquery
        7. cfqueryparam
        8. cfstoredproc
        9. cftransaction
        10. cfupdate
      4. Data output tags
        1. cfchart
        1. cfchartdata
        2. cfchartseries
        3. cfchartset
        4. cfcol
        5. cfcontent
        6. cfdocument
        7. cfdocumentitem
        8. cfdocumentsection
        9. cfflush
        10. cfheader
        11. cflog
        12. cfoutput
        13. cfpresentation
        14. cfpresentationslide
        15. cfpresenter
        16. cfprocessingdirective
        17. cfprint
        18. cfreport
        19. cfreportparam
        20. cfsilent
        21. cftable
      5. Debugging tags
        1. cfdump
        2. cftimer
        3. cftrace
      6. Exception handling tags
        1. cfcatch
        2. cferror
        3. cffinally
        4. cfrethrow
        5. cfthrow
        6. cftry
      7. Extensibility tags
        1. cfchart
        2. cfchartdata
        3. cfchartseries
        4. cfcollection
        5. cfcomponent
        6. cfexecute
        7. cfftp
        8. function
        9. cfindex
        10. cfinterface
        11. cfinvoke
        12. cfinvokeargument
        13. cfobject
        14. cfproperty
        15. cfreport
        16. cfreportparam
        17. cfreturn
        18. cfsearch
        19. cfsharepoint
        20. cfspreadsheet
        21. cfwddx
        22. cfxml
      8. File management tags
        1. cfdirectory
        2. cffile
        3. cffileupload
        4. cfftp
        5. cfzip
        6. cfzipparam
      9. Flow-control tags
        1. cfabort
        2. cfbreak
        3. cfcase
        4. cfcontinue
        5. cfdefaultcase
        6. cfelse
        7. cfelseif
        8. cfexecute
        9. cfexit
        10. cfif
        11. cfinclude
        12. cflocation
        13. cfloop
        14. cfrethrow
        15. cfswitch
        16. cfthrow
        17. cftry
      10. Forms tags
        1. cfapplet
        2. cfcalendar
        3. cffileupload
        4. cfform
        5. cfformgroup
        6. cfformitem
        7. cfgrid
        8. cfgridcolumn
        9. cfgridrow
        10. cfgridupdate
        11. cfinput
        12. cfpdf
        13. cfpdfform
        14. cfpdfformparam
        15. cfpdfparam
        16. cfpdfsubform
        17. cfselect
        18. cfslider
        19. cftextarea
        20. cftree
        21. cftreeitem
      11. Internet Protocol tags
        1. cfajaximport
        2. cfajaxproxy
        3. cfftp
        4. cffeed
        5. cfimap
        6. cfhttp
        7. cfhttpparam
        8. cfldap
        9. cfmail
        10. cfmailparam
        11. cfmailpart
        12. cfpop
        13. cfsprydataset
      12. Page processing tags
        1. cfcache
        2. cfcontent
        3. cfflush
        4. cfheader
        5. cfhtmlhead
        6. cfinclude
        7. cfprocessingdirective
        8. cfsetting
        9. cfsilent
      13. Security tags
        1. cflogin
        2. cfloginuser
        3. cflogout
        4. cfNTauthenticate
      14. Variable manipulation tags
        1. cfcookie
        2. cfdump
        3. cfparam
        4. cfregistry
        5. cfsavecontent
        6. cfschedule
        7. cfset
        8. cfsetting
      15. Other tags
        1. cfimage
        2. cflog
        3. cfregistry
    3. Tags a-b
      1. cfabort
      2. cfajaximport
      3. cfajaxproxy
      4. cfapplet
      5. cfapplication
      6. cfargument
      7. cfassociate
      8. cfauthenticate
      9. cfbreak
    4. Tags c
      1. cfcache
      2. cfcalendar
      3. cfcase
      4. cfcatch
      5. cfchart
        1. cfchart tag in ColdFusion
        2. Get started with cfchart
        3. Customize a chart using cfchart
        4. Advanced cfchart customization options
        5. Create an area chart in ColdFusion
        6. Create line charts in ColdFusion
        7. Create bar charts in ColdFusion
        8. Create floating bar charts in ColdFusion
        9. Create histograms in ColdFusion
        10. Create pie charts in ColdFusion
        11. Create funnel charts in ColdFusion
        12. Create pyramid charts in ColdFusion
        13. Create curve charts in ColdFusion
        14. Create boxplots in ColdFusion
        15. Create donut charts in ColdFusion
        16. Create bubble charts in ColdFusion
        17. Create scatterplots in ColdFusion
        18. Create radar charts in ColdFusion
        19. Other chart types in ColdFusion (Cone, Cylinder, Piano, and Bullet)
        20. Advanced customization options in cfchart
          1. Add markers to ColdFusion charts
          2. Add rules to ColdFusion charts
          3. Format numbers in ColdFusion charts
          4. Add animation to ColdFusion charts
          5. Create and apply themes to ColdFusion charts
      6. cfchartdata
      7. cfchartseries
      8. cfchartset
      9. cfclient
      10. cfclientsettings
      11. cfcol
      12. cfcollection
      13. cfcomponent
      14. cfcontent
      15. cfcontinue
      16. cfcookie
    5. Tags f
      1. cffeed
      2. cffile
      3. cffile action = "append"
      4. cffile action = "copy"
      5. cffile action = "delete"
      6. cffile action = "move"
      7. cffile action = "read"
      8. cffile action = "readBinary"
      9. cffile action = "rename"
      10. cffile action = "upload"
      11. cffile action = "uploadAll"
      12. cffile action = "write"
      13. cffileupload
      14. cffinally
      15. cfflush
      16. cfform
      17. cfformgroup
      18. cfformitem
      19. cfftp
      20. cfftp: Connection: file and directory operations
      21. cfftp: Opening and closing FTP server connections
      22. cfftp : Opening and closing secure FTP server connections
      23. cfftp action = "listDir"
      24. cffunction
    6. Tags g-h
      1. cfgraph
      2. cfgraphdata
      3. cfgrid
      4. cfgridcolumn
      5. cfgridrow
      6. cfgridupdate
      7. cfheader
      8. cfhtmlhead
      9. cfhtmltopdf
      10. cfhtmltopdfitem
      11. cfhttp
      12. cfhttpparam
    7. Tags i
      1. cfif
      2. cfimage
      3. cfimap
      4. cfimapfilter
      5. cfimpersonate
      6. cfimport
      7. cfinclude
      8. cfindex
      9. cfinput
      10. cfinsert
      11. cfinterface
      12. cfinvoke
      13. cfinvokeargument
    8. Tags j-l
      1. cfjava
      2. cflayout
      3. cflayoutarea
      4. cfldap
      5. cflocation
      6. cflock
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      10. cflogout
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      14. cfloop : looping over a COM collection or structure
      15. cfloop : looping over a date or time range
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      17. cfloop : looping over a query
    9. Tags m-o
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      4. cfmap
      5. cfmapitem
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  4. CFML Reference
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      4. Custom tag variables
      5. ColdFusion tag-specific variables
      6. CGI environment (CGI Scope) variables
    2. Ajax JavaScript functions
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      3. ColdFusion.Ajax.submitForm
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      56. getHelper
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      66. GatewayServices class
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    10. ColdFusion Java CFX reference
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      4. Query interface
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    11. WDDX JavaScript Objects
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      2. JavaScript object overview
      3. WddxRecordset object
      4. WddxSerializer object
  5. Cloud services
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    2. ColdFusion and GCP Firestore
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    4. ColdFusion and Amazon S3
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    8. ColdFusion and MongoDB
    9. ColdFusion and Azure Blob
    10. ColdFusion and Azure Service Bus
    11. Multi-cloud storage services
    12. Multi-cloud RDS databases
    13. ColdFusion and Azure Cosmos DB

 

Description

Arctangent function. The arctangent is the angle whose tangent is number.

Returns

The arctangent, in radians, of a number.

Category

Mathematical functions

Function syntax

Atn(number)

See also

Sin,  ASin , Cos, ACos, Pi

Parameters

Parameter

Description

number

Tangent of an angle

Usage

The range of the result is -p/2 to p/2 radians. To convert degrees to radians, multiply degrees by p/180. To convert radians to degrees, multiply radians by 180/p.

Example

<cfscript>
   number=0.5;
   writeOutput(atn(0.5));  // Returns 0.463647609001
</cfscript>

Example

<cfscript>
   number=0.5;
   writeOutput(atn(0.5));  // Returns 0.463647609001
</cfscript>

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