javascript how to change switch the keys and values in a object code example

Example 1: swap key value object javascript

function swap(json){
  var ret = {};
  for(var key in json){
    ret[json[key]] = key;
  }
  return ret;
}

Example 2: js change key value in object

var object = { boo:true, baa:5 };
console.log(object);
function change() {
  object.boo = false;
  object.baa++;
};
change();
console.log(object);
//Hope this helps!