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@ 2013-11-14T13:35:02Z

<?php
$variation = -2;
echo sprintf('%+f', number_format(+$variation, 2, ',', '.'));
?>

Output
Performance
VLD
References
Branches

number_format: documentation ( source)
sprintf: documentation ( source)

preferences:dark modelive preview

41.39 ms | 402 KiB | 5 Q