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<?php $formatter = new NumberFormatter("en_US", NumberFormatter::DECIMAL); $formatter->setAttribute(NumberFormatter::MAX_FRACTION_DIGITS, 42); $formatter->setSymbol(NumberFormatter::GROUPING_SEPARATOR_SYMBOL, "'"); $formatter->setSymbol(NumberFormatter::DECIMAL_SEPARATOR_SYMBOL, ","); echo $formatter->format(123456.7891234), PHP_EOL;
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
123'456,7891234
Output for 8.0.13
Fatal error: Uncaught Error: Class "NumberFormatter" not found in /in/TCAIA:3 Stack trace: #0 {main} thrown in /in/TCAIA on line 3
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/TCAIA:3 Stack trace: #0 {main} thrown in /in/TCAIA on line 3
Process exited with code 255.

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