This database has information for all major versions from WP 1.2.1 through 5.1.
|4.7||wp-includes/class-wp-locale-switcher.php||93||View in context||action|
|4.8||wp-includes/class-wp-locale-switcher.php||93||View in context||action|
|4.9||wp-includes/class-wp-locale-switcher.php||90||View in context||action|
|5.0||wp-includes/class-wp-locale-switcher.php||90||View in context||action|
|5.1||wp-includes/class-wp-locale-switcher.php||92||View in context||action|
We find related hooks using word stems. switch_locale has 2 significant word stem(s):
locale. Note that some of the hooks below may not appear in all versions of WP.