Online PHP editor | output for 7q996

@ 2018-05-04T11:28:31Z

<?php

/**
 * ZCE material 
 * @category   str_repalce($a, $b, $c): thay $a bằng $b trong $c
 * @author     me@vuongnguyen.net
 * @copyright  2018 Vuong
 */

namespace vidu;

class helloworld{
    
    public function __construct(){
        
        echo strpos(str_replace("\\", "/", __CLASS__), "/");
    }
  
}

$a = new helloworld;

Output for 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6: 4
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 4

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