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@ 2014-09-19T22:40:59Z

<?php
$a=(int)(123456.78901234567890123456789*1e2)/1e2;
echo 'A';
$b=round(123456.78901234567890123456789,2);
echo 'B';

Output
Performance
VLD
References
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round: documentation ( source)

preferences:dark modelive preview

33.54 ms | 402 KiB | 5 Q