How to set cookie array in php

The syntax format of the setcookie() function is as follows:

bool setcookie(string name[,string value[,int expire[,string path[,string domain[,int secure]]]]]);

The parameter description is as follows:
name Cookie name
value Cookie value
expire Cookie expiration time
path The valid path of the cookie on the server side
domain The valid domain name of the cookie
source Indicates whether the cookie is passed through secure HTTPS

Set the cookie

setcookie('name', 'tom', time()+60, '/', '', false);

Get the cookie

echo $_COOKIE['name'];

Delete cookies

setcookie('name', 'tom', time()-60, '/', '', false);

Set cookie array
Method one:

setcookie('profile[name]', 'zhangsan');        
setcookie('profile[gender]', 'male');        
setcookie('profile[age]', 24);        
foreach($_COOKIE['profile'] as $k=>$v) {
    echo $k.':'.$v;
}

Method two:

$arr = array(
        'name'=>'tom',
        'gender'=>'male',
        'age'=>28
    );

$serArr = serialize($arr);

setcookie('intro', $serArr, time()+60);

print_r( unserialize($_COOKIE['intro']) );

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