[TYPO3-english] Build HTML page in backend : I get a warning

[Gregory Loichot]

Hello,

Thank you for your answer, but it doesn't work : I still have the 
warning and there is no more formated style (white background, ...)

David Bruchmann a écrit :
> ----- Ursprüngliche Nachricht -----
> Von:        Gregory Loichot <gloichot at cross-systems.ch>
> Gesendet:   Donnerstag, 23. April 2009 17:43:42
> An:         typo3-english at lists.netfielders.de
> CC:
> Betreff:    [TYPO3-english]  Build HTML page in backend : I get a warning
>> Hello,
>>
>> I need to build an HTML page in the backend. So I did :
>>
>> $doc = t3lib_div::makeInstance('template');
>> $doc->backPath    = $BACK_PATH;
>> $doc->docType     = 'xhtml_trans';
>   $doc->startPage('Parent Element');
>> $content = '<h1>Parent Element(s)</h1>';
>> $content .= $doc->endPage();
>> echo $content;
>>
>> But, when this page is displayed, a warning appears :
>>
>> Warning: Cannot modify header information - headers already sent by 
>> (output started at 
>> /var/www/finaltest/typo3conf/ext/crossportal/getParentElement.php:1) 
>> in /var/src/typo3_src-4.2.6/typo3/template.php on line 633
>>
>>
>> getParentElement.php is where I build my backend page.
>>
>> If I comment $content = $doc->startPage('Parent Element');, there is 
>> no more warning.
>>
>> Does somebody know why ?
>> Thank you
> 
> Try the corrected line with call of $doc->startPage.
> 
> Best regards
> David
>