Name : length(obj) - Language : JavaScript - type : function - platform : generic - description : count number of item in an object - tag : length, object

length.js

// isOneOf() : see https://gist.github.com/davask/4571536
function length(obj) {
  "use strict";
  var count = 0;
  if (isOneOf(obj, 'Object')) {
    for (var k in obj) {
      if (obj.hasOwnProperty(k)) {
        ++count;
      }
    }
  }
  return count;
}