<?php $tagstr = "o:Münster:Naturwissenschaften::Informatik"; $delPos = strpos($tagstr, "::"); if($delPos !== false){ $delPos = strpos($tagstr, "::", $delPos+1); if($delPos === false){ $delPos = strlen($tagstr); } } else{ $delPos = strlen($tagstr); } $tagstr = substr($tagstr, 0, $delPos); var_dump($tagstr);
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