你好，我需要在我的条形图中显示4个数组

I need to display 4 arrays into my barchart:

this my file php result:

  $.ajax({
    url : "http://localhost/amira/php/gettrafic.php",
    type : "GET",
    success : function(data){

      console.log(data);

      var session = [];
      var pagesvues = [];


      for(var i in data) {
        session.push(data[i].session);
        pagesvues.push(data[i].pagesvues);

      }

  var multiLineData = {
    labels: [ "Direct", "Social","Organic Search", "Referral"],
    datasets: [{
        label: 'Sessions',
        data:session,
       backgroundColor:[ 'rgba(68, 122, 116,1)',
                          'rgba(68, 122, 116,1)',
                          'rgba(68, 122, 116,1)',
                          'rgba(68, 122, 116,1)'],

        borderColor: ['#569B93','#569B93' ,'#569B93' ,'#569B93'],
        borderWidth: 1.5,
        fill: false
      },

      {
        label: 'PagesViews',
        data: [5,2],
        backgroundColor:['#B6E334','#B6E334','#B6E334','#B6E334'],
        borderWidth: 1.5,
        fill: true

      }
    ]
  };
  var options = {
    scales: {
      yAxes: [{
        ticks: {
          beginAtZero: true strong text       }      }]    },
    legend: {
   strong text   display: true
    },
    elements: {
      point: {
        radius: 0
      }
    }
  };
if ($("#barChart").length) {
    var barChartCanvas = $("#barChart").get(0).getContext("2d");
    // This will get the first returned node in the jQuery collection.
    var barChart = new Chart(barChartCanvas, {
      type: 'horizontalBar',
      data: multiLineData,
      options: options
    });
  }
    },
    error : function(data) {

    }
  });