Merge multidimensional arrays of 2 different questions in LimeSurvey 2.00+

limesurveyMergeArrays.js

// merges inputs of multidimensional arrays of 2 different question (same group/page) in Limesurvey. The lines must be similar.


function mergeTables(q1id, q2id, textBoxSize = 20) {
  //hide second text
  $('#'+q2id+' .survey-question-text').hide();
  
  //merge tables
  var t1 = $('#'+q1id+' .survey-question-answer table');
  var t2 = $('#'+q2id+' .survey-question-answer table');

  //move titles
  $('thead tr', t1).append($('thead tr th', t2));
  $('thead', t2).remove();
  
  //move inputs
  $('tbody tr', t1).each(function( index ) {
    $(this).append($('tbody tr:first-of-type td', t2)) ;
    $('tbody tr:first-of-type', t2).remove();
  });
  
  //clean table 2
  t2.remove();
  
  // (option) resize text inputs
   $('input[type="text"]',t1).attr('size',textBoxSize); 
  
}


$(document).ready(function(){  
  mergeTables('question16611','question16613', 10);
});