How to clear cookies in browser in php

php method to clear cookies in the browser: You can use the setcookie() function to set the cookie expiration time to achieve the purpose of clearing cookies. The setcookie() function is used to send an HTTP cookie to the client.

# The setcookie() function sends an HTTP cookie to the client.

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The cookie must be assigned before any other output is sent to the client. If successful, the function returns TRUE. Returns FALSE on failure.

Syntax:

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

Parameters:

• ##name Required. Specifies the name of the cookie.

• #value Required. Specifies the cookie value.

• #expire Optional. Specifies the cookie expiration time.

• path Optional. Specifies the server path for cookies.

• domain Optional. Specifies the domain name for the cookie.

• secure Optional. Specifies whether cookies need to be transmitted over a secure HTTPS connection. Set to TRUE if the cookie needs to be transmitted over a secure HTTPS connection. Default is FALSE.

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//将过期时间设为一小时前
setcookie("TestCookie", "", time() - 3600);

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