代码如下: function bh_LoadViewState(){ var v=$("#hBirthday").val(); if(v=="")return; var birthday=new Date(Date.parse(v.replace(/-/g, '/'))) $("#ddlYear").val(birthday.getFullYear()); $("#ddlMonth").val(birthday.getMonth()+1); bh_setDayCount(); $("#ddlDay").val(birthday.getDate()); }