Online PHP editor | rfc for v0Qcd

@ 2014-02-17T10:42:01Z

<?php

$pattern = '[a-z\d+#.-]+'; // Borrowed from @Hamza.
$tags =<<<TAGS
gggd
hfhfghg;hfhdfh
fgjfgjgf;hfhdfh;hfhdfh
fgjgfj;hfhdfh;hfhdfh;hfhdfh
hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh
hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh
hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh
hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh;hfhdfh
TAGS;

$prevChar = ';';
$count = 0;
$len = strlen($tags);
$allowedChars = ';abcdefghijklmnopqrstuvwxyz0123456789#.-';
for ($i = 0; $i < $len; $i++) {
    $current = $tags[$i];
	if ($current === ';') {
        $count++;
        continue;
    }

    if ($current === $prevChar) {
        $count = 0;
        break;
    }

    if (strpos($allowedChars, $current) === false) {
		$count = 0;
		break;
	}
    $prevChar = $current;
}

var_dump($count);

if (preg_match('/'.$pattern.'/', $tags)) {
	var_dump(substr_count($tags, ';'));
}

Output for git.master, git.master_jit, rfc.property-hooks: int(0) int(28)

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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2016-08-14 Arrow functions - withdrawn
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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2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions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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