JS.Release

Frees the JavaScript engine.

(old name: JS.Free)

Parameters

Parameter	Description	Example
JSRef	The JavaScript reference number.	$js

Result

Returns OK or error.

Description

Examples

Evaluate some expressions:

Set Variable [ $js ; Value: MBS( "JS.New" ) ]
Set Variable [ $r ; Value: MBS( "JS.Evaluate"; $js; "4+5") ]
Show Custom Dialog [ "Result" ; $r ]
Set Variable [ $r ; Value: MBS( "JS.SetGlobalProperty"; $JS; "test"; "\"Hello World\"" ) ]
Set Variable [ $r ; Value: MBS( "JS.Evaluate"; $js; "test + test;") ]
Show Custom Dialog [ "Result" ; $r ]
Set Variable [ $r ; Value: MBS( "JS.Release"; $JS ) ]

Cleanup script:

If [ Length($$js) > 0 ]
    Set Variable [ $r ; Value: MBS( "JS.Release"; $$js ) ]
    Set Variable [ $$js ; Value: "" ]
End If

See also

• JS.AddFileMakerEvaluateFunction
• JS.AddFileMakerRunScriptFunction
• JS.AddFileMakerSQLFunction
• JS.AddFunction
• JS.CallFunction
• JS.EvaluateToString
• JS.GetGlobalProperty
• JS.New
• JS.ReleaseAll
• JS.TimeToUTCDate

Release notes

• Version 10.5
  • Added AVExport.ReleaseAll, AVRecorder.ReleaseAll, CoreML.ReleaseAll, DNSLookup.ReleaseAll, Dictionary.ReleaseAll, FM.SQL.ReleaseAll, JS.ReleaseAll, JavaScript.ReleaseAll, LDAP.ReleaseAll, PDFKit.ReleaseAll, PKCS12.ReleaseAll, PKCS7.ReleaseAll, PKey.ReleaseAll, SSH.ReleaseAll, WinSendMail.ReleaseAll, WindowsML.ReleaseAll, WordFile.ReleaseAll, and X509.ReleaseAll.
  • Renamed JS.Free to JS.Release for consistency. Old name stays valid.

Example Databases

• JavaScript/FM JSON Path

Blog Entries

• MBS FileMaker Plugin, version 10.5pr7
• New in the MBS FileMaker Plugin 10.1
• FileMaker and JavaScript - the perfect combination
• CRC function in FileMaker using JavaScript
• Our JavaScript engine for FileMaker

This function checks for a license.

Created 7th December 2019, last changed 29th October 2020

JS.ObjectCount - JS.ReleaseAll