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24<helpdocument version="1.0">
25<meta>
26<topic id="textsbasicshared03050200xml" indexer="include" status="PUBLISH">
27<title id="tit" xml-lang="en-US">Err Function [Runtime]</title>
28<filename>/text/sbasic/shared/03050200.xhp</filename>
29</topic>
30</meta>
31<body>
32<section id="err">
33<bookmark xml-lang="en-US" branch="index" id="bm_id3156343">
34<bookmark_value>Err function</bookmark_value>
35</bookmark>
36<paragraph role="heading" id="hd_id3156343" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03050200.xhp" name="Err Function [Runtime]">Err Function [Runtime]</link></paragraph>
37<paragraph role="paragraph" id="par_id3150541" xml-lang="en-US" l10n="U" oldref="2">Returns an error code that identifies the error that occurred during program execution.</paragraph>
38</section>
39<paragraph role="heading" id="hd_id3149656" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph>
40<paragraph role="paragraph" id="par_id3154123" xml-lang="en-US" l10n="U" oldref="4">Err</paragraph>
41<paragraph role="heading" id="hd_id3147229" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph>
42<paragraph role="paragraph" id="par_id3150869" xml-lang="en-US" l10n="U" oldref="6">Integer</paragraph>
43<paragraph role="heading" id="hd_id3153193" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph>
44<paragraph role="paragraph" id="par_id3149561" xml-lang="en-US" l10n="U" oldref="8">The Err function is used in error-handling routines to determine the error and the corrective action.</paragraph>
45<paragraph role="heading" id="hd_id3147317" xml-lang="en-US" level="2" l10n="U" oldref="9">Example:</paragraph>
46<paragraph role="paragraph" id="par_id3153727" xml-lang="en-US" l10n="U" oldref="10">sub ExampleError</paragraph>
47<paragraph role="paragraph" id="par_id3147426" xml-lang="en-US" l10n="U" oldref="11">on error goto ErrorHandler REM Set up error handler</paragraph>
48<paragraph role="paragraph" id="par_id3163710" xml-lang="en-US" l10n="U" oldref="12">Dim iVar as Integer</paragraph>
49<paragraph role="paragraph" id="par_id3153093" xml-lang="en-US" l10n="U" oldref="13">Dim sVar As String</paragraph>
50<paragraph role="paragraph" id="par_id3149481" xml-lang="en-US" l10n="U" oldref="14">REM Error occurs due to non-existent file</paragraph>
51<paragraph role="paragraph" id="par_id3153190" xml-lang="en-US" l10n="U" oldref="15">iVar = Freefile</paragraph>
52<paragraph role="paragraph" id="par_id3146120" xml-lang="en-US" l10n="U" oldref="16">Open "\file9879.txt" for Input as #iVar</paragraph>
53<paragraph role="paragraph" id="par_id3155308" xml-lang="en-US" l10n="U" oldref="17">Line Input #iVar, sVar</paragraph>
54<paragraph role="paragraph" id="par_id3153142" xml-lang="en-US" l10n="U" oldref="18">Close #iVar</paragraph>
55<paragraph role="paragraph" id="par_id3149665" xml-lang="en-US" l10n="U" oldref="19">exit sub</paragraph>
56<paragraph role="paragraph" id="par_id3154942" xml-lang="en-US" l10n="U" oldref="20">ErrorHandler:</paragraph>
57<paragraph role="paragraph" id="par_id3145646" xml-lang="en-US" l10n="U" oldref="21">MsgBox "Error " &amp; Err &amp; ": " &amp; Error$ + chr(13) + "At line : " + Erl + chr(13) + Now , 16 ,"an error occurred"</paragraph>
58<paragraph role="paragraph" id="par_id3155418" xml-lang="en-US" l10n="U" oldref="22">end sub</paragraph>
59</body>
60</helpdocument>
61