Arrays as objects in JavaScript

function populateArray(table) {
      table.A=46;
      table.B=23;
      table["B"]=14;
      table["C"]=15;
    }
    function displayArray(table) {
      document.write(table['A']," A.<BR>");
      document.write(table['B']," B.<BR>");
      document.write(table.B," B.<BR>");
      document.write(table.C," pairs of C.");
    }
    var myArray = new Array();
    populateArray(myArray);
    displayArray(myArray);