Online PHP editor | output for BfG5I

Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 7.1.26 - 7.1.33, 7.2.17 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: <? $it_ordinal_masculine = new NumberFormatter('ru', NumberFormatter::SPELLOUT); $it_ordinal_masculine->setTextAttribute(NumberFormatter::DEFAULT_RULESET, "%spellout-ordinal"); echo $it_ordinal_masculine->format(2); ?>
Output for 8.0.13: Fatal error: Uncaught Error: Class "NumberFormatter" not found in /in/BfG5I:2 Stack trace: #0 {main} thrown in /in/BfG5I on line 2
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.33: Fatal error: Uncaught Error: Class 'NumberFormatter' not found in /in/BfG5I:2 Stack trace: #0 {main} thrown in /in/BfG5I on line 2
Process exited with code 255.
Output for 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.13: два
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38: Fatal error: Class 'NumberFormatter' not found in /in/BfG5I on line 2
Process exited with code 255.