helpcontent2/source/text/sbasic/shared/03102300.xhp

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  34 <helpdocument version="1.0">
  35 <meta>
  36 <topic id="textsbasicshared03102300xml" indexer="include" status="PUBLISH">
  37 <title id="tit" xml-lang="en-US">IsDate Function [Runtime]</title>
  38 <filename>/text/sbasic/shared/03102300.xhp</filename>
  39 </topic>
  40 <history>
  41 <created date="2003-10-31T00:00:00">Sun Microsystems, Inc.</created>
  42 <lastedited date="2004-08-24T13:00:12">converted from old format - fpe</lastedited>
  43 </history>
  44 </meta>
  45 <body>
  46 <section id="isdate">
  47 <bookmark xml-lang="en-US" branch="index" id="bm_id3145090"><bookmark_value>IsDate function</bookmark_value>
  48 </bookmark>
  49 <paragraph role="heading" id="hd_id3145090" xml-lang="en-US" level="1" l10n="U" oldref="1"><link href="text/sbasic/shared/03102300.xhp" name="IsDate Function [Runtime]">IsDate Function [Runtime]</link></paragraph>
  50 <paragraph role="paragraph" id="par_id3153311" xml-lang="en-US" l10n="U" oldref="2">Tests if a numeric or string expression can be converted to a <emph>Date</emph> variable.</paragraph>
  51 </section>
  52 <paragraph role="heading" id="hd_id3153824" xml-lang="en-US" level="2" l10n="U" oldref="3">Syntax:</paragraph>
  53 <paragraph role="paragraph" id="par_id3147573" xml-lang="en-US" l10n="U" oldref="4">IsDate (Expression)</paragraph>
  54 <paragraph role="heading" id="hd_id3143270" xml-lang="en-US" level="2" l10n="U" oldref="5">Return value:</paragraph>
  55 <paragraph role="paragraph" id="par_id3147560" xml-lang="en-US" l10n="U" oldref="6">Bool</paragraph>
  56 <paragraph role="heading" id="hd_id3148947" xml-lang="en-US" level="2" l10n="U" oldref="7">Parameters:</paragraph>
  57 <paragraph role="paragraph" id="par_id3145069" xml-lang="en-US" l10n="U" oldref="8">
  58 <emph>Expression:</emph> Any numeric or string expression that you want to test. If the expression can be converted to a date, the function returns <emph>True</emph>, otherwise the function returns <emph>False</emph>.</paragraph>
  59 <embed href="text/sbasic/shared/00000003.xhp#errorcode"/>
  60 <embed href="text/sbasic/shared/00000003.xhp#err5"/>
  61 <paragraph role="heading" id="hd_id3150447" xml-lang="en-US" level="2" l10n="U" oldref="9">Example:</paragraph>
  62 <paragraph role="paragraph" id="par_id3154217" xml-lang="en-US" l10n="U" oldref="10">Sub ExampleIsDate</paragraph>
  63 <paragraph role="paragraph" id="par_id3153970" xml-lang="en-US" l10n="U" oldref="11">Dim sDateVar as String</paragraph>
  64 <paragraph role="paragraph" id="par_id3153193" xml-lang="en-US" l10n="U" oldref="12">sDateVar = "12.12.1997"</paragraph>
  65 <paragraph role="paragraph" id="par_id3150869" xml-lang="en-US" l10n="U" oldref="13">print IsDate(sDateVar) REM Returns True</paragraph>
  66 <paragraph role="paragraph" id="par_id3148453" xml-lang="en-US" l10n="U" oldref="14">sDateVar = "12121997"</paragraph>
  67 <paragraph role="paragraph" id="par_id3147288" xml-lang="en-US" l10n="U" oldref="15">print IsDate(sDateVar) REM Returns False</paragraph>
  68 <paragraph role="paragraph" id="par_id3155132" xml-lang="en-US" l10n="U" oldref="16">end sub</paragraph>
  69 </body>
  70 </helpdocument>