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Differences using ImageHash Class and MySQL DB comparision

laravel Eloquent seems to be unavailable

Call to undefined method PhpOffice\PhpPresentation\Shape\Drawing\Gd::getParagraphs()

public function getTitle(){ $pptReader = IOFactory::createReader('PowerPoint2007');//reader ppt obj $oPHPPresentation = $pptReader->load('../storage/logs/11111.pptx'); $oSlide=$oPHPPresentation->getSlide(0); $oShapeCollection = $oSlide->getShapeCollection(); return $oShapeCollection[0]->getParagraphs()[0]->getRichTextElements()[0]->getText(); } 获取第一页标题时，报错 Call to undefined method PhpOffice\PhpPresentation\Shape\Drawing\Gd::getParagraphs()