Welcome to the LimeSurvey Community Forum

  // Function to add a row, also shows the Remove element and hides the
      //Add element if all rows are shown
      function addRow(qID) {
        var arrayRow = '#question' + qID + ' ul.ls-answers li.answer-item';
        var rowCount = $( arrayRow ).size() - 1;
        $( arrayRow + '[name="hidden"]:first' ).attr('name', 'visible').show();
        $( 'div#removeButton'+qID ).show();
        if ( $( arrayRow + ':eq(' + rowCount + ')' ).attr('name') == 'visible' )  {
          $( 'div#addButton'+qID ).hide();
        }
      }
 
      // Function to remove a row, also clears the contents of the removed row,
      // shows the Add element if the last row is hidden and hides the Remove
      // element if only the first row is shown
      function removeRow(qID) {
        var arrayRow = '#question' + qID + ' ul.ls-answers li.answer-item';
        var rowCount = $( arrayRow ).size() - 1;
        $( arrayRow + '[name="visible"]:last input[type="text"]' ).val('');
        $( arrayRow + '[name="visible"]:last' ).attr('name', 'hidden').hide();
        $( 'div#addButton'+qID ).show();
        if ( $( arrayRow + ':eq(1)' ).attr('name') == 'hidden' )  {
          $( 'div#removeButton'+qID ).hide();
        }
      }
 
      // Just some initialization stuff
      var arrayRow = '#question' + qID + ' ul.ls-answers li.answer-item';
      var rowCount = '';

          // Function to add a row, also shows the Remove element and hides the
            //Add element if all rows are shown
            function addRow(qID) {
                var arrayRow = '#question' + qID + ' table.ls-answers tr.subquestion-list';
                var rowCount = $( arrayRow ).size() - 1;
                $( arrayRow + '[name="hidden"]:first' ).attr('name', 'visible').show();
                $( 'div#removeButton'+qID ).show();
                if ( $( arrayRow + ':eq(' + rowCount + ')' ).attr('name') == 'visible' )  {
                    $( 'div#addButton'+qID ).hide();
                }
            }
 
            // Function to remove a row, also clears the contents of the removed row,
            // shows the Add element if the last row is hidden and hides the Remove
            // element if only the first row is shown
            function removeRow(qID) {
                var arrayRow = '#question' + qID + ' table.ls-answers tr.subquestion-list';
                var rowCount = $( arrayRow ).size() - 1;
                $( arrayRow + '[name="visible"]:last input[type="text"]' ).val('');
                $( arrayRow + '[name="visible"]:last' ).attr('name', 'hidden').hide();
                $( 'div#addButton'+qID ).show();
                if ( $( arrayRow + ':eq(1)' ).attr('name') == 'hidden' )  {
                    $( 'div#removeButton'+qID ).hide();
                }
            }
 
            // Just some initialization stuff
            var arrayRow = '#question' + qID + ' table.ls-answers tr.subquestion-list';
            var rowCount = '';
 

$(document).ready(function() {
 
   // A function to add or remove rows of an Array (Multi Flexible)(Text) question
    function varLengthArray(qID) {
        
        if ($('#question'+qID+'').length > 0) {
            
            // The HTML content of the Add/Remove elements - modify as you wish
            var addContent = '[+] Zeile zufügen';
            var removeContent = '[-] Zeile löschen';
 
            // Create the Add and Remove elements & insert them
            var el1 = document.createElement('div');
            el1.setAttribute('id','addButton'+qID);
            el1.setAttribute('class','btn btn-success');
            document.body.appendChild(el1);
            var el2 = document.createElement('div');
            el2.setAttribute('id','removeButton'+qID);
            el2.setAttribute('class','btn btn-danger');
            document.body.appendChild(el2);
 
            // Move them to after the array
            $( 'div#addButton'+qID ).appendTo($( '#question' + qID + ' table.ls-answers' ).parent());
            $( 'div#removeButton'+qID ).appendTo($( '#question' + qID + ' table.ls-answers' ).parent());
 
            // Insert their HTML
            $( 'div#addButton'+qID ).html( addContent );
            $( 'div#removeButton'+qID ).html( removeContent );
 
            // Style the elements - you can modify here if you wish
            $( 'div#addButton'+qID ).css({
                'margin':'10px 0 10px 10px',
                'padding':'1px',
                'text-align':'center',
                'width':'auto',
                'cursor':'pointer',
                'float':'left'
            });
 
            $( 'div#removeButton'+qID ).css({
                'margin':'10px 0 10px 10px',
                'padding':'1px',
                'text-align':'center',
                'width':'auto',
                'cursor':'pointer',
                'float':'left'
            });
 
            // Initially hide the Remove element
            $( 'div#removeButton'+qID ).hide();
 
            // Call the functions below when clicked
            $( 'div#addButton'+qID ).click(function (event) {
                addRow(qID);
            });
            $( 'div#removeButton'+qID ).click(function (event) {
                removeRow(qID);
            });
 
            // Function to add a row, also shows the Remove element and hides the
            //Add element if all rows are shown
            function addRow(qID) {
                var arrayRow = '#question' + qID + ' table.ls-answers tr.subquestion-list';
                var rowCount = $( arrayRow ).size() - 1;
                $( arrayRow + '[name="hidden"]:first' ).attr('name', 'visible').show();
                $( 'div#removeButton'+qID ).show();
                if ( $( arrayRow + ':eq(' + rowCount + ')' ).attr('name') == 'visible' )  {
                    $( 'div#addButton'+qID ).hide();
                }
            }
 
            // Function to remove a row, also clears the contents of the removed row,
            // shows the Add element if the last row is hidden and hides the Remove
            // element if only the first row is shown
            function removeRow(qID) {
                var arrayRow = '#question' + qID + ' table.ls-answers tr.subquestion-list';
                var rowCount = $( arrayRow ).size() - 1;
                $( arrayRow + '[name="visible"]:last input[type="text"]' ).val('');
                $( arrayRow + '[name="visible"]:last' ).attr('name', 'hidden').hide();
                $( 'div#addButton'+qID ).show();
                if ( $( arrayRow + ':eq(1)' ).attr('name') == 'hidden' )  {
                    $( 'div#removeButton'+qID ).hide();
                }
            }
 
            // Just some initialization stuff
            var arrayRow = '#question' + qID + ' table.ls-answers tr.subquestion-list';
            var rowCount = '';
 
            // Initially hide all except first row or any rows with populated inputs
            $( arrayRow ).each(function(i) {
                if ( i > 0 ) {
                    // We also need to give the hidden rows a name cause IE doesn't
                    // recognize jQuery :visible selector consistently
                    $( this ).attr('name', 'hidden').hide();
 
                    $('input[type=text]', this).each(function(i) {
                        if ($(this).attr('value') != '') {
                            $(this).parents('tbody:eq(0)').attr('name', 'visible').show();
                            $( 'div#removeButton'+qID ).show();
                        }
                    });
                    rowCount = i;
                }
            });
        }
    }
 
    // Call the function with a question ID
    varLengthArray({QID});
 
});

// Desde aqui
$response = $this->pluginManager->getAPI()->getResponse($surveyId, $responseId);
$answersText = "";
if ($response) {    
foreach ($response as $questionCode => $answerValue) {
        if (is_array($answerValue)) {
            $answerValue = implode(", ", $answerValue);
        }    
    $answersText .= htmlspecialchars($questionCode) . ": " . htmlspecialchars($answerValue) . "\n";     } }
$text .= "\nRespuestas:\n" . $answersText;
// Hasta aQUI

https://samplicio.us/s/ClientCallBack.aspx?RIS=20&RID={RID}&rst=3