3v4l.org

run code in 300+ PHP versions simultaneously
<?php $lat = 60; $lon = 160; $zoom = 1; $nLon = ($lon / 360) + 0.5; $nLat = abs((asinh(tan(deg2rad($lat))) / M_PI / 2) - 0.5); $scale = 1 << $zoom; $tileX = (int)($nLon * $scale); $tileY = (int)($nLat * $scale); var_dump($tileX, $tileY);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.12 - 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 - 8.3.6
int(1) int(0)
preferences:
249.66 ms | 406 KiB | 356 Q