tinymce.full.js
function () {
          var level;

          if (index < data.length - 1) {
            level = data[++index];
            Levels.applyToEditor(editor, level, false);
            setDirty(true);
            editor.fire('redo', { level: level });
          }

          return level;
        }
function () {
          var level;

          if (index < data.length - 1) {
            level = data[++index];
            Levels.applyToEditor(editor, level, false);
            setDirty(true);
            editor.fire('redo', { level: level });
          }

          return level;
        }
function ( ) { var level ; if ( index < data . length - 1 ) { level = data [ ++ index ] ; Levels . applyToEditor ( editor , level , false ) ; setDirty ( true ) ; editor . fire ( 'redo' , { level : level } ) ; } return level ; }
Redoes the last action.

@method redo
@return {Object} Redo level or null if no redo was performed.
Redoes the last action .