Chinese date parser improved

Author: SourcePot

src/php/DateTimeParser.php

@@ -34,7 +34,7 @@ final class DateTimeParser{
         'DD.MM.YYYY'=>'/([0-3]{0,1}[0-9])[.]([0-3]{0,1}[0-9])[.]([1-2][0-9][0-9][0-9])/',
         'DD.MM.YY'=>'/([0-3]{0,1}[0-9])[.]([0-3]{0,1}[0-9])[.]([0-9][0-9])/',
         'YYYYMMDD'=>'/([12][0-9]{3})([01][0-9])([0-3][0-9])/',
-        'YYYY年MM月DD'=>'/([12][0-9]{3})[年 ]{1,3}([01]{0,1}[0-9])[月 ]{1,3}([0-3]{0,1}[0-9])[日号 ]{1,2}/',
+        'YYYY年MM月DD'=>'/([0-9]{4})[年 ]{1,3}([01]{0,1}[0-9])[月 ]{1,3}([0-3]{0,1}[0-9])[日号 ]{1,2}/',
     ];
 
     private const MONTHS_NEEDLES=[