类似这样
var form = this;
let id=_g().getWidgetByName("id").getValue();//获取id的值
setInterval(function() {
var aa=FR.remoteEvaluate('=sql("MH","select 阻值测量值 from 测量值 where id='\''+id+'\'",1,1)');
form.setText(Number(a)/10000)},
1000)
控件设置一个初始化事件
sql='select sysdate from dual'
var a=FR.remoteEvaluate('SQL("数据库连接名", "'+sql+'", 1, 1)');
form.setText(a)
}, 1000);