3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $input='49.99'; $floor=floor($input); $tens=round($input,-1); echo $floor.' '.$tens."\n"; function getClosest($search, $arr) { $closest = null; foreach($arr as $item) { if($closest == null || abs($search - $closest) > abs($item - $search)) { $closest = $item; } } return $closest; } function roundToValues( $tax, array $possibleTaxes ) { $differences = array(); foreach( $possibleTaxes as $possibleTax) { $differences[ $possibleTax ] = abs($possibleTax - $tax); } return array_search(min($differences), $differences); } $array = [ '500' => '200-500', '200' => '100-200', '100' => '50-100', '50' => '20-50', '20' => '0-20', '0' => '0', ]; print_r($array); echo getClosest($input,$array).' '.roundToValues($input,$array);
based on CnLk3
Output for 7.1.0
49 50 Array ( [500] => 200-500 [200] => 100-200 [100] => 50-100 [50] => 20-50 [20] => 0-20 [0] => 0 ) Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 11 Notice: A non well formed numeric value encountered in /in/MSHNC on line 21 Notice: A non well formed numeric value encountered in /in/MSHNC on line 21 Notice: A non well formed numeric value encountered in /in/MSHNC on line 21 Notice: A non well formed numeric value encountered in /in/MSHNC on line 21 Notice: A non well formed numeric value encountered in /in/MSHNC on line 21 50-100 50-100
Output for 5.4.0 - 7.0.14
49 50 Array ( [500] => 200-500 [200] => 100-200 [100] => 50-100 [50] => 20-50 [20] => 0-20 [0] => 0 ) 50-100 50-100
Output for 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/MSHNC on line 26
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/MSHNC on line 18
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/MSHNC on line 18
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE or T_CONST in /in/MSHNC on line 18
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'&'' or `T_VARIABLE' or `T_CONST' in /in/MSHNC on line 18
Process exited with code 255.