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run code in 300+ PHP versions simultaneously
<?php function Dec2Bin($number) { while ($number >= 256) { $bytes[] = (($number / 256) - (floor($number / 256))) * 256; $number = floor($number / 256); } $bytes[] = $number; for ($i=0;$i<count($bytes);$i++) { $binstring = (($i == count($bytes) - 1) ? decbin($bytes[$i]) : str_pad(decbin($bytes[$i]), 8, "0", STR_PAD_LEFT)).$binstring; } return $binstring; } $float = PHP_FLOAT_MAX; $bin = Dec2Bin($float); $length = strlen($bin); echo $bin . PHP_EOL; echo $length .PHP_EOL; echo $length / 8;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.20, 8.3.0 - 8.3.8
Warning: Undefined variable $binstring in /in/ASZbs on line 11 1111111111111111111111111111111111111111111111111111100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 1024 128
Output for 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined variable: binstring in /in/ASZbs on line 11 1111111111111111111111111111111111111111111111111111100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 1024 128
Output for 7.3.32 - 7.3.33
1111111111111111111111111111111111111111111111111111100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 1024 128
Output for 5.0.4 - 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 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.32
Notice: Use of undefined constant PHP_FLOAT_MAX - assumed 'PHP_FLOAT_MAX' in /in/ASZbs on line 16 Notice: Undefined variable: binstring in /in/ASZbs on line 11 0 1 0.125
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 5.0.3
Notice: Use of undefined constant PHP_FLOAT_MAX - assumed 'PHP_FLOAT_MAX' in /in/ASZbs on line 16 Notice: Undefined variable: binstring in /in/ASZbs on line 11 0 1 0.125
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_FLOAT_MAX - assumed 'PHP_FLOAT_MAX' in /in/ASZbs on line 16 Notice: Undefined variable: binstring in /in/ASZbs on line 11 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/ASZbs on line 20 0PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/ASZbs on line 21 1PHP_EOL0.125
preferences:
271.74 ms | 402 KiB | 452 Q