20-7.js

来自「java应用代码和章节代码。各种功能实现效果。很值」· JavaScript 代码 · 共 10 行

function groupChanged(form) {
 for (var i = 0; i < form.stooges.length; i++) {
  if (form.stooges[i].defaultChecked) {
   if (!form.stooges[i].checked) {
    alert("This radio group has been changed.");
   }
  }
 }
}