const weFormSdk = window.WeFormSDK.getWeFormInstance(); // 获取主表字段fieldId const number_peoplefield = weFormSdk.convertFieldNameToId("number_people");//人数 // 绑定事件,对主表字段和明细表的某一行绑定 weFormSdk.bindFieldChangeEvent(`${number_peoplefield}`, (data) => { const banquet_roomField = weFormSdk.convertFieldNameToId('banquet_room'); weFormSdk.changeFieldValue(banquet_roomField, {value: ""}); // 取字段修改的值 const value = data.value; var idlist = ""; var request=window.weappUtils.request request({ url: '/papi/secondev/tjzs/checkBanquetHallByPeople?peoplenums='+value, method:'POST',//'POST' data:{}, //headers:config.headers||{}, }).then(res=>{ console.log(res) idlist = res.data; console.log(idlist); const yhtrsglfield = weFormSdk.convertFieldNameToId('yhtrsgl'); weFormSdk.changeFieldValue(yhtrsglfield, {value: idlist}); }) });