<?php
$grades=array(-4,-1,0,1,6,10,70,99,100,101,105,110);
foreach($grades as $grade){
if( ($grade+1)*(101-$grade) > 0 ){ // ($grade minus negative [lower limit])*([upper limit] plus $grad)
$validGrades[] = $grade;
}else{
$invalidGrades[] = $grade;
}
}
var_export($validGrades);
var_export($invalidGrades);
- Output for 7.1.0 - 7.1.33, 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 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
- array (
0 => 0,
1 => 1,
2 => 6,
3 => 10,
4 => 70,
5 => 99,
6 => 100,
)array (
0 => -4,
1 => -1,
2 => 101,
3 => 105,
4 => 110,
)
- 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
array (
0 => 0,
1 => 1,
2 => 6,
3 => 10,
4 => 70,
5 => 99,
6 => 100,
)array (
0 => -4,
1 => -1,
2 => 101,
3 => 105,
4 => 110,
)
preferences:
199.15 ms | 402 KiB | 201 Q