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<?php $number = 3.0000000000000002; $precision = 8; $delta = pow(0.1, $precision); $rounded = round($number, $precision); if (abs($number -$rounded) < $delta) { $roundedResult = intval($number); } if ((int) $number == $number){ $intedResult = (int) $number; } echo "Source number: ".$number.PHP_EOL; echo "Rounded result: ".$roundedResult.PHP_EOL; echo "Inted result: ".$intedResult.PHP_EOL;
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Source number: 3 Rounded result: 3 Inted result: 3
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Source number: 3 Rounded result: 3 Inted result: 3
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/bZdpT on line 24 Source number: 3PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/bZdpT on line 25 Rounded result: 3PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/bZdpT on line 26 Inted result: 3PHP_EOL
preferences:
228.53 ms | 402 KiB | 369 Q