$phpFallbackDatePatterns public static property
The php fallback definition to use for the ICU short patterns short, medium, long and full. This is used as fallback when the intl extension is not installed.
public static array $phpFallbackDatePatterns = ['short' => ['date' => 'n/j/y', 'time' => 'H:i', 'datetime' => 'n/j/y H:i'], 'medium' => ['date' => 'M j, Y', 'time' => 'g:i:s A', 'datetime' => 'M j, Y g:i:s A'], 'long' => ['date' => 'F j, Y', 'time' => 'g