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How to use cookies to set expiration time in php?

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2020-07-10 09:46:382735browse

How to use cookies to set the expiration time in php: Set the cookie to expire after one day, the code is [setcookie ("mycookie", "123", time() 3600*24);], [time() 3600*24] represents the timestamp of the next 24 hours.

How to use cookies to set expiration time in php?

How to use cookies to set the expiration time in php:

1. Introduction to the setcookie function

setcookie(name,value,expire,path,domain,secure)

Parameters:

  • name Set the name of the cookie. The value of this parameter must be set.

  • #value Set the cookie value. This parameter must be set.

  • expire Optional. Set the validity period of the cookie, usually a timestamp.

  • #path Optional. Set the server path for cookies.

  • domain Optional. Domain name to set cookie.

  • secure Optional. Specifies whether cookies are transmitted over a secure HTTPS connection.

It can be seen that to set the cookie expiration time, you only need to set three parameters. Please see the following example:

2. Set the cookie expiration time

Set the cookie to expire after one day

setcookie ("mycookie", "123", time()+3600*24);
/* http://www.manongjc.com/article/1258.html */

time() represents the timestamp of the current time, time() 3600*24 represents the timestamp of the next 24 hours.

Similarly, set the cookie to expire after one year

setcookie ("mycookie", "123", time()+3600*24*365);

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