Arrays saved with Jquery & PHP

Question

Here I am saving the following array to a text file, it is dynamic and can have one value or 1000 values, how is it possible for me to read this back into html?

questionbanknames This Is The Hard Onequestion-1 1?questiontype-1 manualanswer-1a answer-1b answer-1c answer-1d question-2 2?questiontype-2 multianswer-2a ans1answer-2b ans2answer-2c ans3answer-2d ans4





$('#maincontent').on("click", "#addquestion", function(){
  questionnumber++;

  var getquestiontype = $('input[name=questiontype]');
  questiontype = getquestiontype.filter(':checked').val();
  question = $('#question').val();
  answer1 = $('#ans1').val();
  answer2 = $('#ans2').val();
  answer3 = $('#ans3').val();
  answer4 = $('#ans4').val();

  questiondata = '<div><input type="text" id="question-'+questionnumber+'" name="question-'+questionnumber+'" value="'+question+'">\
  <input type="text" id="questiontype-'+questionnumber+'" name="questiontype-'+questionnumber+'" value="'+questiontype+'">\
  <input type="hidden" id="answer-'+questionnumber+'a" name="answer-'+questionnumber+'a" value="'+answer1+'">\
  <input type="hidden" id="answer-'+questionnumber+'b" name="answer-'+questionnumber+'b" value="'+answer2+'">\
  <input type="hidden" id="answer-'+questionnumber+'c" name="answer-'+questionnumber+'c" value="'+answer3+'">\
  <input type="hidden" id="answer-'+questionnumber+'d" name="answer-'+questionnumber+'d" value="'+answer4+'"></div>';

  $('#addquestions').append(questiondata);

});

$('#maincontent').on("click", "#writedata", function(){ //submitting questions
    $.ajax( {
      type: "POST",
      url: 'admin/setup/getdata.php',
      data: $("form").serialize(),
      success: function( response ) {
        alert(response);
      }
    });
    return false;
  } );