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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.
This hook occurs 2 times in this file.
Line | Code |
---|---|
211 | * @return string|null String when retrieving, null when displaying. |
212 | */ |
213 | function wp_loginout($redirect = '', $echo = true) { |
214 | if ( ! is_user_logged_in() ) |
215 | $link = '<a href="' . esc_url( wp_login_url($redirect) ) . '">' . __('Log in') . '</a>'; |
216 | else |
217 | $link = '<a href="' . esc_url( wp_logout_url($redirect) ) . '">' . __('Log out') . '</a>'; |
218 |
|
219 | if ( $echo ) |
220 | echo apply_filters('loginout', $link); |
221 | else |
222 | return apply_filters('loginout', $link); |
223 | } |
224 |
|
225 | /** |
226 | * Returns the Log Out URL. |
227 | * |
228 | * Returns the URL that allows the user to log out of the site. |
229 | * |
230 | * @since 2.7.0 |
231 | * @uses wp_nonce_url() To protect against CSRF. |