Recommended methods to remember password and enter key to log in using JS to implement login page

Recommended methods to remember password and enter key to log in using JS to implement login page_javascript skills

WBOY

Release： 2016-05-16 09:00:00

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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>按enter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?event.keyCode:e.which;
// if(keycode==13){
// alert_login();
// };
// }

//方法二：
document.onkeypress = viewKeyInfo;
function viewKeyInfo(e) {
var e = e || event; 
if ((e['keyCode'] == 13) || (e['which'] == 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").value = tmp_user;
document.getElementById("pd_pwd").value = tmp_pwd;
document.getElementById("chx_save_auth").checked = true;
}
}

function alert_login(){
if (document.getElementById("chx_save_auth").checked == true) {
var cookies_uesr = document.getElementById("tt_user").value;
var cookies_pwd = document.getElementById("pd_pwd").value;
setcookie('loginuser', cookies_uesr, 1440);
setcookie('loginpwd', cookies_pwd, 1440);
setcookie('saveauth', 1, 1440);
}
else {
setcookie('saveauth', 0, 1440);
} 
location = "https://www.baidu.com";
}

function setcookie(name,value,expirehours)
{
var cookieString=name+'='+escape(value);
if (expirehours>0)
{
var date=new Date();
date.setTime(date.getTime()+expirehours*3600*1000);
cookieString = cookieString + '; expires=' + date.toGMTString();
document.cookie = cookieString;
}
document.cookie=cookieString;
}
function getcookie(name)
{
var strCookie=document.cookie;
var arrCookie=strCookie.split('; ');
for (var i=0;i<arrCookie.length;i++)
{
var 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 onload="body_onload()">

<p>user:<input type="text" id="tt_user" style="margin-left: 34px;width: 200px;"/></p>
<p>password:<input type="password" id="pd_pwd" style="width: 200px;"/></p>
<p><input type="checkbox" id="chx_save_auth"/>save password</p>
<p><input type="button" 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>

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the above js implementation of the login page, the recommended method of remembering the password and the enter key to log in is all the content shared by the editor. i hope it can give you a reference, and i hope you will support script home.