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<?php // http://stackoverflow.com/questions/34416490/how-to-match-html-selected-option-with-preg-match $html1 = <<<EOT <option selected="selected" value="1">value text</option> EOT; $html2 = <<<EOT <option selected value="1">value text</option> EOT; $html3 = <<<EOT <option value="the devil with **selected** ">value text</option> EOT; $html4 = <<<EOT <option selected="selected" value="1">value text</option> <option value="the devil with **selected** ">value text</option> <option selected value="1">value text</option> EOT; function get_selected($html) { $results = array(); $doc = new DOMDocument; $doc->loadHTML($html); $xpath = new DOMXpath($doc); foreach ($xpath->query("//option") as $option) { $selected_value = $xpath->evaluate('string(@selected)', $option); $results[] = $selected_value; } return $results; } var_dump( '1', get_selected($html1) ); var_dump( '2', get_selected($html2) ); var_dump( '3', get_selected($html3) ); var_dump( '4', get_selected($html4) );
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 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
string(1) "1" array(1) { [0]=> string(8) "selected" } string(1) "2" array(1) { [0]=> string(8) "selected" } string(1) "3" array(1) { [0]=> string(0) "" } string(1) "4" array(3) { [0]=> string(8) "selected" [1]=> string(0) "" [2]=> string(8) "selected" }

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