kswlee

 var foo = function (person) {
  // stuff happens
   
  // perhaps a breakpoint is added here
 
  // or they attempt to log the object
  console.log(person);
 }
 var person = {};
 person[‘\t’] = ‘Nicholas’;

kswlee

if (!val) { … }

kswlee

Math.floor(.5 + ((Math.cos(val)*.5)))  

kswlee

function foo (x) {
  if (x=true) {
    // no matter what value is 
    // passed in for x, this
    // will always execute
  }
}
foo(false);

kswlee

var i = 27 // 27
var j = 027 // 23

kswlee

(function () { 
  var a=1,
      b=2,
      c=3
      d=4,
      e=5,
      f=6;
}());
console.log(d,e,f); // 4,5,6