<! DocType html> <html> <adead> <meta charset = "utf-8"> <title> 按 Ingrese 键触发事件和记住账号密码 </title> <script> // 方法一 ： // document.onkeyPress = function (e) {// var keyCode = document.all? }; //} // 方法二 ： Document.OnKeyPress = ViewKeyInfo; function ViewKeyInfo (e) {var e = e || evento; if ((e ['keycode'] == 13) || (e ['que'] == 13))) {alert_login ();}} function body_onload () {if (1 == get_saveauth_cookies ()) {var tmp_user = '' '; var tmp_pwd ='; tmp_user = = get_user_cookies (); tmp_pwd = get_pwd_cookies (); document.getElementById ("tt_user"). valor = tmp_user; document.getElementById ("pd_pwd"). valor = tmpwd; document.getElementByid ("chx_save_auth"). CHEACE alert_login () {if (document.getElementById ("chx_save_auth"). checked == true) {var cookies_uesr = document.getElementById ("tt_user"). valor; var cookies_pwd = document.getElementById ("PD_PWD"). Valor; setcookie ('loginuser', Cookieser ', 1440); setcookie ('loginpwd', cookies_pwd, 1440); setcookie ('saveauth', 1, 1440);} else {setcookie ('saveauth', 0, 1440);} ubicación = "https://www.baidu.com"; CookeString = Name+'='+Escape (value); if (expireHours> 0) {var date = new Date (); date.setTime (date.gettime ()+expireHours*3600*1000); CookeString = Cookiestring+'; expires = '+date.togmtString (); document.cookie = Cookiestring;} document.cookie = CookeString;} function getCookie (name) {var strcookie = document.cookie; var Arrcookie = strcookie.split ('; '); arr = arrcookie [i] .split ('='); if (arr [0] == name) return unescape (arr [1]);} return '';} function get_user_cookies () {var tmp_val = getcookie ('loginUser'); return tmp_val;} function get_pwd_cookies () {var tmp_val = getcookie ('loginpwd'); return tmp_val;} function get_saveauth_cookies () {var tmp_val = getcookie ('saveauth'); return tmp_val;} </script> </head> <body ondload = "body_onload ()"> <p> user: <input type = "text" id = "" tt = "" style = "Margin-left: 34px; width: 200px;"/> </p> <p> contraseña: <input type = "contraseña" id = "pd_pwd"/> </p> <p> <input type = "checkbox" id = "chx_save_auth"/> guardar contraseña </p> <p> <input type = "botón" onclick = "alert_login ()") ")") ")") ")") value = "Login"/> </p> <!-<input type = "Button" onClick = "javascript: alert_login ()" value = "login"/> javascript: alert_login () 与 alert_login () 无区别-> </body> </html>以上这篇 JS 实现登录页面记住密码和 Enter 键登录方法推荐就是小编分享给大家的全部内容了 ， 希望能给大家一个参考 也希望大家多多支持武林网。