code: function every(array, exp) {
  
    if(!isArray(array) || isUndefined(exp)) {
      return true;
    }
  
    return array.every(function(elm) {
      return (isObject(elm) || isFunction(exp))
        ? $parse(exp)(elm)
        : elm === exp;
    });
  
  }
docs: @name every
  @kind function
  
  @description
  Checks if given exp is present in all members in the array