whole_func_string: function get(key) {
      var entry = _collectionStrong.getEntry(_validateCollection(this, MAP), key);
      return entry && entry.v;
    }
func_code_string: function get(key) {
      var entry = _collectionStrong.getEntry(_validateCollection(this, MAP), key);
      return entry && entry.v;
    }
func_documentation_string: 23.1.3.6 Map.prototype.get(key)