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PAL.C.T MINI SHELL
files >> /php-7.1.11/ext/standard/tests/math/
upload
files >> //php-7.1.11/ext/standard/tests/math/bug28228.phpt

--TEST--
Bug #28228 (number_format() does not allow empty decimal separator)
--FILE--
<?php
echo number_format(1234.5678, 4, '', '') . "\n";
echo number_format(1234.5678, 4, NULL, ',') . "\n";
echo number_format(1234.5678, 4, 0, ',') . "\n";
echo number_format(1234.5678, 4);
?>
--EXPECT--
12345678
1,234.5678
1,23405678
1,234.5678
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