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<?php function transformQuestionnaire($arr) { $new_arr = array(); foreach ($arr as $array){ if (!in_array($array[0], array_keys($new_arr))){ //not a double $new_arr[$array[0]] = $array[1]; } else { //Append it to the existing value $new_arr[$array[0]] .= '|' . $array[1]; } } return $new_arr; } $input = array ( 0 => array( 'nr' => '2', 'code' => 'QL_ckbxtest', 'question' => 'Checkboxtest', 'answer' => 'Neen', 'lang' => 'nl', ), 1 => array( 'nr' => '2', 'code' => 'QL_ckbxtest', 'question' => 'Checkboxtest', 'answer' => 'Ja', 'lang' => 'nl', ), ); print(var_dump(transformQuestionnaire($input))); ?>
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
Warning: Undefined array key 0 in /in/1mbpW on line 5 Warning: Undefined array key 0 in /in/1mbpW on line 6 Warning: Undefined array key 1 in /in/1mbpW on line 6 Warning: Undefined array key 0 in /in/1mbpW on line 5 Warning: Undefined array key 0 in /in/1mbpW on line 8 Warning: Undefined array key 1 in /in/1mbpW on line 8 array(1) { [""]=> string(1) "|" }
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined offset: 0 in /in/1mbpW on line 5 Notice: Undefined offset: 0 in /in/1mbpW on line 6 Notice: Undefined offset: 1 in /in/1mbpW on line 6 Notice: Undefined offset: 0 in /in/1mbpW on line 5 Notice: Undefined offset: 0 in /in/1mbpW on line 8 Notice: Undefined offset: 1 in /in/1mbpW on line 8 array(1) { [""]=> string(1) "|" }
Output for 7.3.32 - 7.3.33
array(1) { [""]=> string(1) "|" }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Notice: Undefined offset: 0 in /in/1mbpW on line 5 Notice: Undefined offset: 0 in /in/1mbpW on line 6 Notice: Undefined offset: 1 in /in/1mbpW on line 6 Notice: Undefined offset: 0 in /in/1mbpW on line 5 Notice: Undefined offset: 0 in /in/1mbpW on line 8 Notice: Undefined offset: 1 in /in/1mbpW on line 8 array(1) { [""]=> string(1) "|" }
preferences:
231.5 ms | 403 KiB | 315 Q