<!DOCTYPE html> <html lang="en" xmlns="http://www.w3.org/1999/xhtml"> <head> <meta charset="utf-8" /> <title></title> <script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js"></script> <script> function setUnloadConfirm() { window.onbeforeunload = function () { return "您确定要离开吗?"; }; if (typeof window.disableTabClose === 'function') { window.disableTabClose.call(); } } function cancelUnloadConfirm() { window.onbeforeunload = null; if (typeof window.enableTabClose === 'function') { window.enableTabClose.call(); } } var download = function (url) { cancelUnloadConfirm(); $('<form name="ajaxDownLoad" id="ajaxDownLoad" action="' + url + '" method="post">' + '</form>') .appendTo('body').remove(); setTimeout(setUnloadConfirm, 100); }; var aaadownload = function () { download(document.getElementById("txtUrl").value); }; setUnloadConfirm(); </script> </head> <body> <form action="http://localhost:8011/aaa.pdf" method="post"> <input type="button" value="下载" onclick="aaadownload();" /> <input type="submit" value="提交" /> <input id="txtUrl" type="text" value="http://localhost:8011/aaa.pdf" /> </form> </body> </html>
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