Deprecated function: Return type of DateObject::__wakeup() should either be compatible with DateTime::__wakeup(): void, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /homepages/31/d362532134/htdocs/kyushinkan/sites/all/modules/contrib/date/date_api/date_api.module).
Deprecated function: Return type of DateObject::format($format, $force = false) should either be compatible with DateTime::format(string $format): string, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /homepages/31/d362532134/htdocs/kyushinkan/sites/all/modules/contrib/date/date_api/date_api.module).
Deprecated function: Return type of DateObject::setTimezone($tz, $force = false) should either be compatible with DateTime::setTimezone(DateTimeZone $timezone): DateTime, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in include_once() (line 143 of /homepages/31/d362532134/htdocs/kyushinkan/sites/all/modules/contrib/date/date_api/date_api.module).
Deprecated function: Optional parameter $input declared before required parameter $form_state is implicitly treated as a required parameter in include_once() (line 1429 of /homepages/31/d362532134/htdocs/kyushinkan/includes/bootstrap.inc).
SEMINARIO VERANO
Participacion en seminario de verano, impartido por Fernando Rivera, 6 Dan JKA