lovecoding
/
W250913


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="shortcut icon" href="./favicon.ico" type="image/x-icon">
</head>
<body>
    <script>
        // 1. 储存cookie
        function setCookie(key,val,timer){
            var now = new Date();
            var nowDate = now.getDate();
            now.setDate(nowDate + timer);
            var nowTime = now.toUTCString();
            document.cookie = key+"="+val+";Expires="+nowTime;
        }
        // setCookie("username","张三",2);
        // setCookie("userage","18",2);
        // setCookie("usersex","男",2);
        // setCookie("userphone","13800000000",2);

        // 获取cookie
        function getCookie(key){
            var cookie = document.cookie;
            // console.log(cookie);
            var cookieArr = cookie.split(";");
            for(var i=0;i<cookieArr.length;i++){
                // if(cookieArr[i].indexOf(key)!=-1){
                //     console.log(cookieArr[i]);
                // }
                var resArr = cookieArr[i].split("=");
                // console.log(resArr);
                if(resArr[0].trim()==key){
                    // console.log(resArr[1]);
                    return resArr[1];
                }
            }
            // console.log(cookieArr);
        }

        // 删除cookie
        function delCookie(key){
            setCookie(key,"",-1);
        }
        delCookie("usersex");

        var cookieVal = getCookie("userphone");
        console.log(cookieVal);
    </script>
</body>
</html>