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<?php $re = '/(.*?)(\[\w{3}=\')(\w+\.\w+)(\'\])(.*?)(\[\w{3}=\')(\w+\.\w+).*/s'; $str = 'Hello, view this pdf [PDF=\'hello.pdf\'] and then view this PDF [PDF=\'goodmorning.pdf\']'; $subst = '$1 <object data=\"https://myurl.com/media/$3\" class=\"pdf-shortcode-iframe" type=\"application/pdf\"> <iframe class=\"pdf-shortcode-iframe\" src=\"https://docs.google.com/viewer?url=https://myurl.com/media/$3&embedded=true\"></iframe> </object>$5 <object data=\"https://myurl.com/media/$7\" class=\"pdf-shortcode-iframe\" type=\"application/pdf\"> <iframe class=\"pdf-shortcode-iframe\" src=\"https://docs.google.com/viewer? url=https://myurl.com/media/$3&embedded=true\"></iframe> </object>'; $result = preg_replace($re, $subst, $str); echo $result;
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Hello, view this pdf <object data=\"https://myurl.com/media/hello.pdf\" class=\"pdf-shortcode-iframe" type=\"application/pdf\"> <iframe class=\"pdf-shortcode-iframe\" src=\"https://docs.google.com/viewer?url=https://myurl.com/media/hello.pdf&embedded=true\"></iframe> </object> and then view this PDF <object data=\"https://myurl.com/media/goodmorning.pdf\" class=\"pdf-shortcode-iframe\" type=\"application/pdf\"> <iframe class=\"pdf-shortcode-iframe\" src=\"https://docs.google.com/viewer? url=https://myurl.com/media/hello.pdf&embedded=true\"></iframe> </object>

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150.76 ms | 404 KiB | 168 Q