Openoffice Basic On Error Goto
Read, highlight, and take notes, across web, tablet, and phone.Go to Google Play Now »OpenOffice.org Macros ExplainedAndrew Douglas Pitonyak, C. The Basic libraries contained in BasicLibraries is accessed using com.sun.star.container.XNameAccess. Process error Else ' ... A word for "to be physically removed from" Is there a way to find out if my living room ceiling has insulation? http://davegaubatz.com/on-error/openoffice-on-error-goto.html
The final form, On Error GoTo LabelName, allows you to define code to handle errors the way that you want. Care should be taken when you use the On Error Resume Next command as this dismisses all open error messages. Local error handling overrides any previous global setting. The Erl variable contains the line number where the error occurred. get redirected here
"on Error Goto -1"
Consider, for example, the mathematical operations. Commande Resume La commande Resume Next reprend le déroulement du programme après l'exécution du code de traitement des erreurs, à partir de la ligne suivant celle où l'erreur s'est produite : ErrorHandler: Figure 19: The last error handler declared is used. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed
Sometimes only the exception message can be displayed that has to be provided by the object implementation. Example: Sub ExampleReset On Error GoTo ErrorHandler Dim iNumber As Integer Dim iCount As Integer Dim sLine As String Dim aFile As String aFile = "c:\data.txt" iNumber = Freefile Open aFile The call to getByName() results in this error box: Unhandled UNO Exception However, the Basic runtime system is not always able to recognize the Exception type. This is called "setting up an error handler." Table 18: Supported On Error forms.
How to jump to middle of buffer Usage of wish for expressing regret Can you think of any possible ambiguities created by merging I and J into one letter? Yahoo! To define a label in OOo Basic, type some text on a line by itself and follow it with a colon . https://forum.openoffice.org/en/forum/viewtopic.php?f=25&t=16466 Resume Statement [Runtime] From LibreOffice Help Jump to: navigation, search EN AST BG BN BN-IN CA CS DA DE EL ES EU FI FR HU IT JA KM KO NB NL
It is cumbersome to check every mathematical operation before it is used. This allows for consistency in naming error-handling routines rather than creating a unique name for every error handler (see Listing 60 and Figure 18 ). If an error occurs inside an error handler, it isn't handled and the macro stops. hope this helps. __________________________________________________ Do You Yahoo!?
On Error Goto -1 Vba Excel
Thank you for this fantastic resource - by producing it you have made it possible to programme in OO_Basic ... ( An otherwise daunting and mystifying process ).Greg McC, Liverpool, UKSelected https://help.libreoffice.org/Basic/On_Error_GoTo_..._Resume_Statement_Runtime Dealing with Deviations and ErrorsOperation of OSPF14.2 Preventing Duplicates from Occurring in a TableFixing Compile-Time BugsTroubleshooting ChecklistFirst, the ResearchTroubleshooting Remote Desktop Error Handling using On Error Buy on amazon.com >> Pitonyak "on Error Goto -1" Please do my Martian homework Magic popcount numbers How to tell if your flight has an air-bridge or stairs? Process error Else ' ...
Consider the following cases: The argument is not an array. navigate here x = x + 1 'Assume that this is line 33 Call b() 'Error in b() or something b() calls (line 34) Exit Sub 'Leave the subroutine ErrorHandler: 'No other handlers When I run a macro and it crashes, I usually understand the sometimes cryptic error messages and recognize how to deal with them. The call MsgBox "Error " & Err & ": " & Error$ & " (line: " & Erl & ")" shows how the error information can be displayed in a message
- An introduction to the creation and management of macros in OpenOffice is presented, and each function and command is described.
- L'appel : MsgBox "Error " & Err & ": " & Error$ & " (line: " & Erl & ")" permet d'afficher les informations concernant une erreur dans une fenêtre de message.
- It is important to check the error number so that unanticipated errors can be detected.
- Let the macro continue to run and ignore the error (see Listing 61).
- Basic does not support exceptions.
- The default handler prints an error message and halts the program.
- Il est important de contrôler le numéro de l'erreur, de manière à pouvoir détecter les erreurs inattendues.
- All Aboard the ASCII Train Is Configuration Management useable for a small number of servers?
- Use Resume Next to continue running the macro at the line following the error (see Listing 62 and Figure 19 ).
Content is available under the GNU Lesser General Public License (LGPLv3), unless otherwise specified, originally based on OpenOffice.org help. "LibreOffice" and "The Document Foundation" are registered trademarks of their corresponding registered Private zero% sub ExampleErrorResumeNext On Error Resume Next Print 1/Zero% On Error GoTo 0 ... The following code is an example of an error handling procedure: Sub Example ' Define error handler at the start of the function On Error Goto ErrorHandler ' ... Check This Out Executing the following code results in a Basic error that interrupts the code execution and displays an error message: Sub Main Dim oLib oLib = BasicLibraries.getByName( "InvalidLibraryName" ) End Sub The
A properly used error handler can reduce the size of your macro. REM The main error handler indicates that the error location is REM at the call to JumpErrorl and not in JumpError1. Do jet aircraft have an emergency propeller?
Compile-time errors are the easiest to deal with because they are found immediately and the IDE shows you which line caused the problem.
Content on this page is licensed under the Public Documentation License (PDL). The Resume Command The Resume Next command continues the program from the line that follows where the error occurred in the program after the code in the error handler has been Ignoring error handler scope issues, as explained later, think of On Error GoTo 0 as restoring the default method of handling errors: Stop running and display an error message. Share a link to this question via email, Google+, Twitter, or Facebook.
Why is infinity printed as "8" in the Windows 10 console? Compatibility Visual Basic uses an Error object and does not support the functions in Table 19 . Listing 60: ExampleJumpErrorHandler is found in the ErrorHandler module in this chapter's source code files as SC02.sxw. http://davegaubatz.com/on-error/on-error-goto-vbs.html Error handlers have uses other than controlling when a user is informed of an error.
In OpenOffice.org Basic, this is accomplished with the On Error or Resume commands. Loading trait on weapons without ammunition Is it worth sending a manned mission to a black hole? Here is the actual program code On Error Goto 0 ' Deactivate error handling ' End of regular program implementation Exit Sub ' Start point of error handling ErrorHandler: ' OpenOffice.org Basic fournit de nombreux outils qui simplifient le traitement des erreurs.
Here is the code: Code: Public ExcelApp As Object Sub Test GetRunningExcel If ExcelApp Is Nothing Then MsgBox "Excel is not running" Else Dim S As String, I As Integer, N Print 1/zero% error_s = error_s & "Hey, I am in JumpError1" & CHR$(10) End Sub Sub JumpError2 On Error GoTo ErrorHandler Print 1/zero% Exit Sub ErrorHandler: error_s = error_s & "Error All exceptions thrown by UNO are caught by the Basic runtime system and transformed to a Basic error. a() = getProperties() 'If unable to get properties then DisplayStuff(a(), "Properties") 'an error will prevent getting here.
Using multiple error handlers, it is possible to skip sections of code when an error occurs (see Listing 61 ). individual code for error handling Resume Next Use the Resume Proceed command to specify a jump point for continuing the program after error handling: ErrorHandler: ' ... Private zero% Private error_s$ Sub ExampleJumpErrorHandler On Error GoTo ErrorHandler JumpErrorl JumpError2 Print 1/Zero% MsgBox error_s, 0, "Jump Error Handler" Exit Sub ErrorHandler: error_s = error_s & "Error in MainJumpErrorHandler at Can droids be shut down manually?
They're the worst kind because you have to find them yourself-the computer won't help you at all. Here is the actual program code ' Deactivate error handling On Error Goto 0 ' End of regular program Tip You do not have to write an error handler for each routine. VBA: Whereas VBA summarizes the error messages in a global object called Err, OpenOffice.org Basic provides the Err, Error$, and Erl variables.
Tips for Structured Error Handling Both the definition command, On Error, and the return command, Resume, are variants of the Goto construct. the program continues here after the error To continue a program without an error message when an error occurs, use the following format: Sub Test On Error Resume Next ' ... I don't know since when this service is built into OO.o, but 2.0.3 or .4 should have it.