标签:username date() cti 日期 nbsp substr ring 创建 fine
1 //创建和存储 cookie 2 function getCookie(c_name) { 3 if(document.cookie.length > 0) { 4 c_start = document.cookie.indexOf(c_name + "=") 5 if(c_start != -1) { 6 c_start = c_start + c_name.length + 1 7 c_end = document.cookie.indexOf(";", c_start) 8 if(c_end == -1) c_end = document.cookie.length 9 return unescape(document.cookie.substring(c_start, c_end)) 10 } 11 } 12 return "" 13 } 14 15 function setCookie(c_name, value, expiredays) { 16 var exdate = new Date() 17 exdate.setDate(exdate.getDate() + expiredays) 18 document.cookie = c_name + "=" + escape(value) + 19 ((expiredays == null) ? "" : ";expires=" + exdate.toGMTString()) 20 } 21 22 function checkCookie() { 23 username = getCookie(‘username‘) 24 if(username != null && username != "") { 25 alert(‘Welcome again ‘ + username + ‘!‘) 26 } else { 27 username = prompt(‘Please enter your name:‘, "") 28 if(username != null && username != "") { 29 setCookie(‘username‘, username, 365) 30 } 31 } 32 }
标签:username date() cti 日期 nbsp substr ring 创建 fine
原文地址:http://www.cnblogs.com/hgs-159/p/6795246.html