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<?php $keys = array("step1","step2"); $tests = array( "native_array" => array_fill_keys($keys, array()), "object" => array_fill_keys($keys, new ArrayObject()) ); foreach($tests as $testName => $aData) { foreach($aData as $k => &$v) { $v["loops"][] = $k; # $aData[$k]["loops2"][] = $k; } echo "Results for ".$testName."\n"; print_r($aData); }
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
Parse error: parse error, unexpected '&', expecting T_VARIABLE or '$' in /in/TpP3N on line 13
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_VARIABLE' or `'$'' in /in/TpP3N on line 13
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '&', expecting T_VARIABLE or '$' in /in/TpP3N on line 13
Process exited with code 255.
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Call to undefined function array_fill_keys() in /in/TpP3N on line 7
Process exited with code 255.
Output for 5.2.0 - 5.2.6
Results for native_array Array ( [step1] => Array ( [loops] => Array ( [0] => step1 ) ) [step2] => Array ( [loops] => Array ( [0] => step2 ) ) ) Notice: Undefined index: loops in /in/TpP3N on line 14 Notice: Undefined index: loops in /in/TpP3N on line 14 Results for object Array ( [step1] => ArrayObject Object ( ) [step2] => ArrayObject Object ( ) )
Output for 5.2.7 - 5.2.17
Results for native_array Array ( [step1] => Array ( [loops] => Array ( [0] => step1 ) ) [step2] => Array ( [loops] => Array ( [0] => step2 ) ) ) Results for object Array ( [step1] => ArrayObject Object ( [loops] => Array ( [0] => step1 [1] => step2 ) ) [step2] => ArrayObject Object ( [loops] => Array ( [0] => step1 [1] => step2 ) ) )
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.34, 8.3.0 - 8.3.35, 8.4.1 - 8.4.26, 8.5.0 - 8.5.11
Results for native_array Array ( [step1] => Array ( [loops] => Array ( [0] => step1 ) ) [step2] => Array ( [loops] => Array ( [0] => step2 ) ) ) Results for object Array ( [step1] => ArrayObject Object ( [storage:ArrayObject:private] => Array ( [loops] => Array ( [0] => step1 [1] => step2 ) ) ) [step2] => ArrayObject Object ( [storage:ArrayObject:private] => Array ( [loops] => Array ( [0] => step1 [1] => step2 ) ) ) )

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