方正教务系统一键完成教师评价

var iframe = document.getElementById('iframeautoheight');
 
 
var innerDoc = iframe.contentDocument || iframe.contentWindow.document;
 
var selects = innerDoc.getElementsByTagName('select');
 
var scorelist = [];
 
// 找到下拉菜单列表
 
for (var i = 0; i < selects.length; i++) {
 
	if (selects[i].id.indexOf("DataGrid1__") > -1) {
 
		scorelist.push(selects[i]);
 
	}
 
}
 
//产生随机数
 
	var rid = Math.floor(Math.random() * scorelist.length);
 
// 选取下拉菜单项
 
for (var i = 0; i < scorelist.length; i++) {
 
	var ops = scorelist[i].options;
 
	for (var j = 0; j < ops.length; j++) {
 
		var tempValue = ops[j].value;
 
		if (i == rid) {
 
			if (tempValue == '较好') {
 
				ops[j].selected = true;
 
			}
 
		} else {
 
			if (tempValue == '很好') {
 
				ops[j].selected = true;
 
			}
 
		}
 
	}
 
}
 
var btn_save = innerDoc.getElementById('Button1');
 
btn_save.click();

打开教务系统，按F12键打开控制台，点击Console，把代码复制粘贴进去即可！