Breaking: #96550 - TYPO3_CONF_VARS['SYS']['USdateFormat'] removed¶
The TYPO3 configuration had a boolean toggle
changed the date rendering from "day-month-year" to "month-day-year"
in a couple of places in the backend - most prominently when editing records.
This configuration conflicts with option
$GLOBALS['TYPO3_CONF_VARS']['SYS']['ddmmyy'], which is a broader approach
to configure a system wide date rendering format, especially in combination with option
To streamline date and time rendering in the backend and to eventually implement
a user-based and timezone-aware solution, option
USdateFormat has been
removed in favor of
ddmmyy from the configuration and is ignored now.
Backend users of instances with this option set to
true will experience
swapped day and month rendering when editing records in the backend.
The option is removed automatically from
when upgrading to TYPO3 v12.
$GLOBALS['TYPO3_CONF_VARS']['SYS']['USdateFormat'] set to
false see no difference and are not affected. Instances with this
option set to
true are affected.
The extension scanner will find matching candidates in case the option is used in extensions.
false to keep compatibility with previous TYPO3 versions,
and should phase out the option usage.