asp多选下拉框
function checkMultiple(){
var oForm = document.forms["myForm1"];
var oSelectBox = oForm.constellation;
var aChoices = new Array();
//遍历整个下拉菜单
for(var i=0;i if(oSelectBox.options[i].selected) //如果被选中 aChoices.push(oSelectBox.options[i].text); //压入到数组中 alert("您选了:" + aChoices.join()); //输出结果 }
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