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run code in 300+ PHP versions simultaneously
<?php if (!defined('JSON_UNESCAPED_UNICODE')) { define('JSON_UNESCAPED_SLASHES', 64); define('JSON_UNESCAPED_UNICODE', 256); } $a = array('some' => 'test\\/'); echo $a; $j = json_encode($a, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES); $j = str_replace('\/', '/', $j); var_dump($j);

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