1<?xml version="1.0" encoding="UTF-8"?> 2 3<!--*********************************************************** 4 * 5 * Licensed to the Apache Software Foundation (ASF) under one 6 * or more contributor license agreements. See the NOTICE file 7 * distributed with this work for additional information 8 * regarding copyright ownership. The ASF licenses this file 9 * to you under the Apache License, Version 2.0 (the 10 * "License"); you may not use this file except in compliance 11 * with the License. You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, 16 * software distributed under the License is distributed on an 17 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 18 * KIND, either express or implied. See the License for the 19 * specific language governing permissions and limitations 20 * under the License. 21 * 22 ***********************************************************--> 23 24<helpdocument version="1.0"> 25<meta> 26<topic id="textsbasicshared03050100xml" indexer="include" status="PUBLISH"> 27<title id="tit" xml-lang="en-US">Erl Function [Runtime]</title> 28<filename>/text/sbasic/shared/03050100.xhp</filename> 29</topic> 30<comment>fixed #i30425#</comment> 31</meta> 32<body> 33<section id="erl"> 34<bookmark xml-lang="en-US" branch="index" id="bm_id3157896"> 35<bookmark_value>Erl function</bookmark_value> 36</bookmark> 37<paragraph role="heading" id="hd_id3157896" xml-lang="en-US" level="1" l10n="U"><link href="text/sbasic/shared/03050100.xhp" name="Erl Function [Runtime]">Erl Function [Runtime]</link></paragraph> 38<paragraph role="paragraph" id="par_id3153394" xml-lang="en-US" l10n="U">Returns the line number where an error occurred during program execution.</paragraph> 39</section> 40<paragraph role="heading" id="hd_id3147574" xml-lang="en-US" level="2" l10n="U">Syntax:</paragraph> 41<paragraph role="paragraph" id="par_id3146795" xml-lang="en-US" l10n="U">Erl</paragraph> 42<paragraph role="heading" id="hd_id3147265" xml-lang="en-US" level="2" l10n="U">Return value:</paragraph> 43<paragraph role="paragraph" id="par_id3154924" xml-lang="en-US" l10n="U">Integer</paragraph> 44<paragraph role="heading" id="hd_id3150792" xml-lang="en-US" level="2" l10n="U">Parameters:</paragraph> 45<paragraph role="note" id="par_id3153771" xml-lang="en-US" l10n="U">The Erl function only returns a line number, and not a line label.</paragraph> 46<paragraph role="heading" id="hd_id3146921" xml-lang="en-US" level="2" l10n="U">Example:</paragraph> 47<paragraph role="paragraph" id="par_id3146975" xml-lang="en-US" l10n="U">sub ExampleError</paragraph> 48<paragraph role="paragraph" id="par_id3150010" xml-lang="en-US" l10n="U">on error goto ErrorHandler REM Set up error handler</paragraph> 49<paragraph role="paragraph" id="par_id3155308" xml-lang="en-US" l10n="U">Dim iVar as Integer</paragraph> 50<paragraph role="paragraph" id="par_id3149482" xml-lang="en-US" l10n="U">Dim sVar As String</paragraph> 51<paragraph role="paragraph" id="par_id3153188" xml-lang="en-US" l10n="U">REM Error caused by non-existent file</paragraph> 52<paragraph role="paragraph" id="par_id3159155" xml-lang="en-US" l10n="U">iVar = Freefile</paragraph> 53<paragraph role="paragraph" id="par_id3146120" xml-lang="en-US" l10n="U">Open "\file9879.txt" for Input as #iVar</paragraph> 54<paragraph role="paragraph" id="par_id3147349" xml-lang="en-US" l10n="U">Line Input #iVar, sVar</paragraph> 55<paragraph role="paragraph" id="par_id3151073" xml-lang="en-US" l10n="U">Close #iVar</paragraph> 56<paragraph role="paragraph" id="par_id3148456" xml-lang="en-US" l10n="U">exit sub</paragraph> 57<paragraph role="paragraph" id="par_id3147394" xml-lang="en-US" l10n="U">ErrorHandler:</paragraph> 58<paragraph role="paragraph" id="par_id3155416" xml-lang="en-US" l10n="U">MsgBox "Error " & err & ": " & error$ + chr(13) + "In line : " + Erl + chr(13) + Now , 16 ,"An error occurred"</paragraph> 59<paragraph role="paragraph" id="par_id3153878" xml-lang="en-US" l10n="U">end sub</paragraph> 60</body> 61</helpdocument> 62