code: function assocDelete(array, key) {
          var index = assocIndexOf(array, key);
          if (index < 0) {
            return false;
          }
          var lastIndex = array.length - 1;
          if (index == lastIndex) {
            array.pop();
          } else {
            splice.call(array, index, 1);
          }
          return true;
        }
docs: /*------------------------------------------------------------------------ 
  Removes `key` and its value from the associative array.
  
  @private
  @param {Array} array The array to query.
  @param {string} key The key of the value to remove.
  @returns {boolean} Returns `true` if the entry was removed, else `false`.