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@ 2013-11-04T11:33:42Z

<?php

var_dump(filter_var('+0',FILTER_VALIDATE_FLOAT),filter_var('-0',FILTER_VALIDATE_FLOAT));

Output
Performance
VLD
References
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var_dump: documentation ( source)
filter_var: documentation ( source)

preferences:dark modelive preview

41.28 ms | 402 KiB | 5 Q