jquery为例。获取焦点而不触发事件:$("input ").focus(); 焦点事件:$("input").focus(function(){ $("input").css("background-color","#FFFFCC"); }); 相关文章: 2021-07-27 2022-01-15 2021-05-20 2021-12-16 2021-11-02 2021-12-30