editormd.amd.js
function(callback) { 
            var settings = this.settings;
            
            settings.toolbar = false;  
            this.toolbar.hide();
            this.resize();
            
            $.proxy(callback || function(){}, this)();

            return this;
        }
function(callback) { 
            var settings = this.settings;
            
            settings.toolbar = false;  
            this.toolbar.hide();
            this.resize();
            
            $.proxy(callback || function(){}, this)();

            return this;
        }
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@param   {Function} [callback=function(){}] 回调函数
@returns {editormd}                         this(editormd instance object.)