funclib/lib/forIn.js

A powerful javascript functions library!

var isFun = require('./isFun');
var forEach = require('./forEach');
var throwErr = require('./_throwErr');

/**@function*/

/**
 * [fn.forIn] 遍历对象的可数自有属性
 * @arg srcObj   : object
 * @arg iteratee : function
 */
function forIn(srcObj, iteratee) {
  if (!isFun(iteratee)) throwErr('fun');
  return forEach(srcObj, function (val, key) {
    iteratee(key, val);
  });
}

/**@function*/
module.exports = forIn;