Find an Object with a Property in the Array of Objects

var myArray = [{ 'id': '73', 'foo': 'one' }, { 'id': '45', 'foo': 'two' }];

function searchByPropValue(prop, value) {
  return function (element) {
    if (element.hasOwnProperty(prop)) {
      if (value) {
        if (element[prop] == value) return element;
      } else {
        return element;
      }
    }
  }
};

myArray.find(searchByPropValue('id')); //first found (matching) element
myArray.find(searchByPropValue('foo', 'two'));
myArray.find(searchByPropValue('loo')); //unefined