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<?php $array[] = array('first'=>'jake','last'=>'quattrocchi'); $array[] = array('first'=>'david'); foreach($array as $key=>&$value){ $value['first'] = 'adfgadgadfg'; unset($key); unset($value); } var_dump($array); echo $key; var_dump($value);
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(2) { [0]=> array(2) { ["first"]=> string(11) "adfgadgadfg" ["last"]=> string(11) "quattrocchi" } [1]=> array(1) { ["first"]=> string(11) "adfgadgadfg" } } Warning: Undefined variable $key in /in/RPCU7 on line 13 Warning: Undefined variable $value in /in/RPCU7 on line 14 NULL
Output for 5.0.4 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
array(2) { [0]=> array(2) { ["first"]=> string(11) "adfgadgadfg" ["last"]=> string(11) "quattrocchi" } [1]=> array(1) { ["first"]=> string(11) "adfgadgadfg" } } Notice: Undefined variable: key in /in/RPCU7 on line 13 Notice: Undefined variable: value in /in/RPCU7 on line 14 NULL
Output for 7.3.32 - 7.3.33
array(2) { [0]=> array(2) { ["first"]=> string(11) "adfgadgadfg" ["last"]=> string(11) "quattrocchi" } [1]=> array(1) { ["first"]=> string(11) "adfgadgadfg" } } NULL
Output for 5.0.0 - 5.0.3
array(2) { [0]=> array(2) { ["first"]=> string(11) "adfgadgadfg" ["last"]=> string(11) "quattrocchi" } [1]=> array(1) { ["first"]=> string(11) "adfgadgadfg" } } Notice: Undefined variable: key in /in/RPCU7 on line 13 Notice: Undefined variable: value in /in/RPCU7 on line 14 NULL
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/RPCU7 on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/RPCU7 on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/RPCU7 on line 6
Process exited with code 255.

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