iOS 移动端(H5)alert 提示信息去除网址(URL)

• alert

    window.alert = function(name){
        var iframe = document.createElement("IFRAME");
        iframe.style.display="none";
        iframe.setAttribute("src", 'data:text/plain,');
        document.documentElement.appendChild(iframe);
        window.frames[0].window.alert(name);
        iframe.parentNode.removeChild(iframe);
    };
  

• confirm

    window.confirm = function (message) {
      var iframe = document.createElement("IFRAME");
      iframe.style.display = "none";
      iframe.setAttribute("src", 'data:text/plain,');
      document.documentElement.appendChild(iframe);
      var alertFrame = window.frames[0];
      var result = alertFrame.window.confirm(message);
      iframe.parentNode.removeChild(iframe);
      return result;
    };