Edit in JSFiddle

var $body = $('#tbody'),
  tests = {
    "\"\""     : "",
    "\"false\"": "false",
    "true"     : true,
    "false"    : false,
    "[]"       : [],
    "[{}]"     : [{}],
    "undefined": undefined,
    "null"     : null,
    "1"        : 1,
    "0"        : 0,
    "-1"       : -1,
    "1e5"      : 1e5,
    "NaN"      : NaN,
    "{}"       : {},
    "0b00100"  : 0b00100,
    "\"null\"" : "null",
    "\"0\""    : "0"
 };

var keys = Object.keys(tests);
_.each(keys, function(prop){
  var test = tests[prop],
    result = (test) ? 'Truthy' : 'Falsey';
  print(test, prop, result);
});

function print(test, propName, result){
  $body.append("<tr><td>"+typeof(test)+ "</td><td>" + propName + "</td><td>" + result + "</td></tr>");
}