Online PHP editor | rfc for fllP7

@ 2015-12-22T13:41:57Z

<?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 git.master, git.master_jit, rfc.property-hooks: 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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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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