[PHP-NOTES] note 130521 added to function.list

Since PHP 7.3, it is possible to assign to variables by reference.  
https://wiki.php.net/rfc/list_reference_assignment

<?php
$a = array();
$a[0] =  111;
$a[1] =& $a[0];
$a[0] =  222;
var_dump( $a );  // array(2){  [0] => &int(222)  [1] => &int(222)  }

list( & $b, & $c ) = $a;
$b = 333;
var_dump( $c );  // int(333)
?>
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Server IP: 45.112.84.4
Probable Submitter: 80.90.5.137 (proxied: 78.131.54.39)
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Manual Page -- https://php.net/manual/en/function.list.php
Edit        -- https://main.php.net/note/edit/130521
Del: integrated  -- https://main.php.net/note/delete/130521/integrated
Del: useless     -- https://main.php.net/note/delete/130521/useless
Del: bad code    -- https://main.php.net/note/delete/130521/bad+code
Del: spam        -- https://main.php.net/note/delete/130521/spam
Del: non-english -- https://main.php.net/note/delete/130521/non-english
Del: in docs     -- https://main.php.net/note/delete/130521/in+docs
Del: other reasons-- https://main.php.net/note/delete/130521
Reject      -- https://main.php.net/note/reject/130521
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