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<?php $float_num = 0.0456; $exponent_part = ( floor(log($float_num, 2)) + 1 ); $mantissa_part = ( $float_num * pow(2, -$exponent_part) ); echo 'Floating value : '.$float_num.'<br>'; echo 'Exponent part : '.$exponent_part.'<br>'; echo 'Mantissa part : '.$mantissa_part.'<br>'; ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Floating value : 0.0456<br>Exponent part : -4<br>Mantissa part : 0.7296<br>
preferences:
237.23 ms | 406 KiB | 312 Q