下拉菜单(Menu)APIContents下拉菜单(Menu)APIK.menu(options)K.menu(options)创建下拉菜单。参数:objectoptions:配置信息返回:KMenu继承:KWidget(K.widget(options))示例:1234567891011121314151617varmenu=K.menu({width:200,x:100,y:200,z:1000,centerLineMode:false});K.each('9px,10px,12px,14px,16px,18px,24px,32px'.split(','),function(i,val){menu.addItem({title:''+val+'',click:function(){alert(val);},height:parseInt(val,10)+12,checked:val==='12px'});});官方KindEditor4.xdocumentation原示例,修改"checked:val==='12px"为你想设为默认的字号即可。