//cookie操作3個方法 //設置cookie function setCookie(name, value) { var argv = setCookie.arguments; var argc = setCookie.arguments.length; var expires = (argc > 2) ? argv[2] : null; if (expires != null) { var LargeExpDate = new Date(); LargeExpDate.setTime(LargeExpDate.getTime() + (expires * 1000 * 3600 * 24)); } document.cookie = name + "=" + escape(value) + ((expires == null) ? "" : ("; expires=" + LargeExpDate.toGMTString())); } //獲取cookie function getCookie(Name) { var search = Name + "=" if (document.cookie.length > 0) { offset = document.cookie.indexOf(search) if (offset != -1) { offset += search.length end = document.cookie.indexOf(";", offset) if (end == -1) end = document.cookie.length return unescape(document.cookie.substring(offset, end)) } else return "" } } //刪除cookie function deleteCookie(name) { var expdate = new Date(); expdate.setTime(expdate.getTime() - (86400 * 1000 * 1)); setCookie(name, "", expdate); }

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