<?php
function which_is_lower($a, $b)
{
if ( $a < $b )
{
return $a;
}
else
{
return $b;
}
}
function compare_comparisons($a, $b)
{
echo 'min() gives:';
var_dump( min($a, $b) );
echo 'comparison with < gives:';
var_dump( which_is_lower($a, $b) );
}
echo PHP_EOL, '-1 vs NULL: ', PHP_EOL;
compare_comparisons(-1, NULL);
echo PHP_EOL, '1 vs NULL: ', PHP_EOL;
compare_comparisons(1, NULL);
echo PHP_EOL, '-1 vs FALSE: ', PHP_EOL;
compare_comparisons(-1, FALSE);
echo PHP_EOL, '1 vs FALSE: ', PHP_EOL;
compare_comparisons(1, FALSE);
echo PHP_EOL, '-1 vs TRUE: ', PHP_EOL;
compare_comparisons(-1, FALSE);
echo PHP_EOL, '1 vs TRUE: ', PHP_EOL;
compare_comparisons(1, FALSE);
preferences:
51.31 ms | 402 KiB | 5 Q