Delete Directory in php


function deleteDirectory($dirPath) {
if (is_dir($dirPath)) {
$objects = scandir($dirPath);
foreach ($objects as $object) {
if ($object != "." && $object !="..") {
if (filetype($dirPath . DIRECTORY_SEPARATOR . $object) == "dir") {
deleteDirectory($dirPath . DIRECTORY_SEPARATOR . $object);
} else {
unlink($dirPath . DIRECTORY_SEPARATOR . $object);
}
}
}
reset($objects);
rmdir($dirPath);
}
}

echo deleteDirectory(“Back-up-29_may_2014”);

Calculate distance from latitude/longitude in php?

 

function distance($lat1, $lon1, $lat2, $lon2, $unit) {

$theta = $lon1 – $lon2;
$dist = sin(deg2rad($lat1)) * sin(deg2rad($lat2)) + cos(deg2rad($lat1)) * cos(deg2rad($lat2)) * cos(deg2rad($theta));
$dist = acos($dist);
$dist = rad2deg($dist);
$miles = $dist * 60 * 1.1515;
$unit = strtoupper($unit);

if ($unit == “K”) {
return ($miles * 1.609344);
} else if ($unit == “N”) {
return ($miles * 0.8684);
} else {
return $miles;
}
}