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<?php // user input of years - note it must be numeric $ar = array(1944, 1674, 3021); // find max year of the input for 'dynamic' approach // note the unpacking of the array is not needed I do not think // but does work - check performance $maxCentury = max(...$ar); // round max century to -3 (closest 1000) $roundedCentury = round($maxCentury, -3); foreach($ar as $year): foreach(range(0, $maxCentury, 1000) as $century): if(floor($year, -3) == $century): ?> <li> <?= $century; ?> <ul> <?= $year; ?> </ul> </li> <?php endif; endforeach; endforeach;
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
Fatal error: Uncaught ArgumentCountError: floor() expects exactly 1 argument, 2 given in /in/2UIHq:16 Stack trace: #0 /in/2UIHq(16): floor(1944, -3) #1 {main} thrown in /in/2UIHq on line 16
Process exited with code 255.
Output for 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
Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 <li> 0 <ul> 1944 </ul> </li> Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 <li> 0 <ul> 1674 </ul> </li> Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 <li> 0 <ul> 3021 </ul> </li> Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16 Warning: floor() expects exactly 1 parameter, 2 given in /in/2UIHq on line 16
preferences:
154.66 ms | 405 KiB | 207 Q