70 lines
3.6 KiB
XML
70 lines
3.6 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<helpdocument version="1.0">
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<!--
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* This file is part of the LibreOffice project.
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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-->
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<meta>
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<topic id="textsbasicshared03050100xml" indexer="include" status="PUBLISH">
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<title id="tit" xml-lang="en-US">Erl Function</title>
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<filename>/text/sbasic/shared/03050100.xhp</filename>
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</topic>
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</meta>
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<body>
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<section id="erl">
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<bookmark xml-lang="en-US" branch="index" id="bm_id3157896">
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<bookmark_value>Erl function</bookmark_value>
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</bookmark>
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<h1 id="hd_id3157896"><link href="text/sbasic/shared/03050100.xhp">Erl Function</link></h1>
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<paragraph id="par_id3153394" role="paragraph" xml-lang="en-US">Returns the line number where an error occurred during program execution.</paragraph>
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</section>
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<h2 id="hd_id3147574">Syntax:</h2>
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<bascode>
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<paragraph id="par_id3146795" role="bascode" localize="false" xml-lang="en-US">Erl</paragraph>
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</bascode>
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<h2 id="hd_id3147265">Return value:</h2>
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<paragraph id="par_id3154924" role="paragraph" xml-lang="en-US">Integer</paragraph>
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<h2 id="hd_id3150792">Parameters:</h2>
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<paragraph id="par_id3153771" role="note" xml-lang="en-US">The Erl function only returns a line number, and not a line label.</paragraph>
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<h2 id="hd_id3146921">Example:</h2>
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<bascode>
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<paragraph id="par_idm1340990976" role="bascode" localize="false" xml-lang="en-US">Sub ExampleError</paragraph>
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<paragraph id="par_id3150010" role="bascode" xml-lang="en-US">On Error GoTo ErrorHandler ' Set up error handler</paragraph>
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<paragraph id="par_idm1340988000" role="bascode" localize="false" xml-lang="en-US">Dim iVar As Integer</paragraph>
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<paragraph id="par_idm1340986768" role="bascode" localize="false" xml-lang="en-US">Dim sVar As String</paragraph>
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<paragraph id="par_id3153188" role="bascode" xml-lang="en-US">' Error caused by non-existent file</paragraph>
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<paragraph id="par_idm1340983808" role="bascode" localize="false" xml-lang="en-US"> iVar = Freefile</paragraph>
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<paragraph id="par_idm1340982576" role="bascode" localize="false" xml-lang="en-US"> Open "\file9879.txt" For Input As #iVar</paragraph>
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<paragraph id="par_idm1340981312" role="bascode" localize="false" xml-lang="en-US"> Line Input #iVar, sVar</paragraph>
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<paragraph id="par_idm1340980064" role="bascode" localize="false" xml-lang="en-US"> Close #iVar</paragraph>
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<paragraph id="par_idm1340978832" role="bascode" localize="false" xml-lang="en-US"> Exit Sub</paragraph>
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<paragraph id="par_idm1340977600" role="bascode" localize="false" xml-lang="en-US">ErrorHandler:</paragraph>
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<paragraph id="par_id3155416" role="bascode" xml-lang="en-US"> MsgBox "Error " & err & ": " & Error$ + chr(13) + "In Line : " + Erl + chr(13) + Now , 16 ,"An error occurred"</paragraph>
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<paragraph id="par_idm1340974432" role="bascode" localize="false" xml-lang="en-US">End Sub</paragraph>
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</bascode>
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<section id="relatedtopics">
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<embed href="text/sbasic/shared/03050000.xhp#ErrHandlingh1"/>
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</section>
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</body>
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</helpdocument>
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