<?php
function test_bit_position($num, $pos1, $pos2) {
$pos1--;
$pos2--;
$bin_num = strrev(decbin($num));
if ($bin_num[$pos1] == $bin_num[$pos2]) {
return "true";
} else {
return "false";
}
}
echo test_bit_position(112,5,6)."\n";
?>
<?php function array_change_value_case($input, $ucase) { $case = $ucase; $narray = array(); if (!is_array($input)) { return $narray; } foreach ($input as $key => $value) { if (is_array($value)) { $narray[$key] = array_change_value_case($value, $case); continue; } $narray[$key] = ($case == CASE_UPPER ? strtoupper($value) : strtolower($value)); } return $narray; } $Color = array('A' => 'Blue', 'B' => 'Green', 'c' => 'Red'); echo 'Actual array '; print_r($Color); echo 'Values are in lower case.'; $myColor = array_change_value_case($Color,CASE_LOWER); print_r($myColor); echo 'Values are in upper case.'; $myColor = array_change_value_case($Color,CASE_UPPER); print_r($myColor); ?>
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