<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
$operators = array('not', '!', 'or', '||', '&&', 'and', '|', '^', '&', '==', '===', '!=', '!==', '<', '>', '>=', '<=', 'not in', 'in', '..', '+', '-', '~', '*', '/', '%', 'matches', '**');
$operators = array_combine($operators, array_map('strlen', $operators));
arsort($operators);
$regex = array();
foreach ($operators as $operator => $length) {
// an operator that ends with a character must be followed by
// a whitespace or a parenthesis
$regex[] = preg_quote($operator, '/').(ctype_alpha($operator[$length - 1]) ? '(?=[\s(])' : '');
}
echo '/'.implode('|', $regex).'/A';
|
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