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| <helpdocument version="1.0"> |
| <meta> |
| <topic id="textsbasicshared03050200xml" indexer="include" status="PUBLISH"> |
| <title id="tit" xml-lang="en-US">Err Function [Runtime]</title> |
| <filename>/text/sbasic/shared/03050200.xhp</filename> |
| </topic> |
| </meta> |
| <body> |
| <section id="err"> |
| <bookmark xml-lang="en-US" branch="index" id="bm_id3156343"> |
| <bookmark_value>Err function</bookmark_value> |
| </bookmark> |
| <paragraph role="heading" id="hd_id3156343" xml-lang="en-US" level="1" l10n="U"><link href="text/sbasic/shared/03050200.xhp" name="Err Function [Runtime]">Err Function [Runtime]</link></paragraph> |
| <paragraph role="paragraph" id="par_id3150541" xml-lang="en-US" l10n="U">Returns an error code that identifies the error that occurred during program execution.</paragraph> |
| </section> |
| <paragraph role="heading" id="hd_id3149656" xml-lang="en-US" level="2" l10n="U">Syntax:</paragraph> |
| <paragraph role="paragraph" id="par_id3154123" xml-lang="en-US" l10n="U">Err</paragraph> |
| <paragraph role="heading" id="hd_id3147229" xml-lang="en-US" level="2" l10n="U">Return value:</paragraph> |
| <paragraph role="paragraph" id="par_id3150869" xml-lang="en-US" l10n="U">Integer</paragraph> |
| <paragraph role="heading" id="hd_id3153193" xml-lang="en-US" level="2" l10n="U">Parameters:</paragraph> |
| <paragraph role="paragraph" id="par_id3149561" xml-lang="en-US" l10n="U">The Err function is used in error-handling routines to determine the error and the corrective action.</paragraph> |
| <paragraph role="heading" id="hd_id3147317" xml-lang="en-US" level="2" l10n="U">Example:</paragraph> |
| <paragraph role="paragraph" id="par_id3153727" xml-lang="en-US" l10n="U">sub ExampleError</paragraph> |
| <paragraph role="paragraph" id="par_id3147426" xml-lang="en-US" l10n="U">on error goto ErrorHandler REM Set up error handler</paragraph> |
| <paragraph role="paragraph" id="par_id3163710" xml-lang="en-US" l10n="U">Dim iVar as Integer</paragraph> |
| <paragraph role="paragraph" id="par_id3153093" xml-lang="en-US" l10n="U">Dim sVar As String</paragraph> |
| <paragraph role="paragraph" id="par_id3149481" xml-lang="en-US" l10n="U">REM Error occurs due to non-existent file</paragraph> |
| <paragraph role="paragraph" id="par_id3153190" xml-lang="en-US" l10n="U">iVar = Freefile</paragraph> |
| <paragraph role="paragraph" id="par_id3146120" xml-lang="en-US" l10n="U">Open "\file9879.txt" for Input as #iVar</paragraph> |
| <paragraph role="paragraph" id="par_id3155308" xml-lang="en-US" l10n="U">Line Input #iVar, sVar</paragraph> |
| <paragraph role="paragraph" id="par_id3153142" xml-lang="en-US" l10n="U">Close #iVar</paragraph> |
| <paragraph role="paragraph" id="par_id3149665" xml-lang="en-US" l10n="U">exit sub</paragraph> |
| <paragraph role="paragraph" id="par_id3154942" xml-lang="en-US" l10n="U">ErrorHandler:</paragraph> |
| <paragraph role="paragraph" id="par_id3145646" xml-lang="en-US" l10n="U">MsgBox "Error " & Err & ": " & Error$ + chr(13) + "At line : " + Erl + chr(13) + Now , 16 ,"an error occurred"</paragraph> |
| <paragraph role="paragraph" id="par_id3155418" xml-lang="en-US" l10n="U">end sub</paragraph> |
| </body> |
| </helpdocument> |
