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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
apply_filters( "hook_name", "what_to_filter" )
.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
Line | Code |
---|---|
1101 | * |
1102 | * @since 2.5.0 |
1103 | */ |
1104 | function wp_clear_auth_cookie() { |
1105 | /** |
1106 | * Fires just before the authentication cookies are cleared. |
1107 | * |
1108 | * @since 2.7.0 |
1109 | */ |
1110 | do_action( 'clear_auth_cookie' ); |
1111 |
|
1112 | /** This filter is documented in wp-includes/pluggable.php */ |
1113 | if ( ! apply_filters( 'send_auth_cookies', true, 0, 0, 0, '', '' ) ) { |
1114 | return; |
1115 | } |
1116 |
|
1117 | // Auth cookies. |
1118 | setcookie( AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, ADMIN_COOKIE_PATH, COOKIE_DOMAIN ); |
1119 | setcookie( SECURE_AUTH_COOKIE, ' ', time() - YEAR_IN_SECONDS, ADMIN_COOKIE_PATH, COOKIE_DOMAIN ); |