3v4l.org

run code in 300+ PHP versions simultaneously
<?php function gdr_encode($val) { $bin = ''; while ($val > 0) { $bin .= chr($val & 0xFF); $val >>= 8; } return str_replace(array('/', '='), array('_', ''), base64_encode($bin)); } function gdr_decode($str) { $bin = base64_decode(str_replace('_', '/', $str)); $val = 0; for ($i=strlen($bin)-1; $i>=0; $i--) { $val |= ord($bin[$i]) << $i*8; } return $val; } if (!function_exists('json_encode')) { die('json_encode missing'); } $vals = array(0, 1, 99, 100, 255, 256, 999, 1000, 9999, 10000, 65535, 65536, 99999, 100000, 999999, 1000000, 4294967295, 4294967296); foreach ($vals as $val) { $enc = json_encode(gdr_encode($val)); $dec = json_encode(gdr_decode($enc)); $val = json_encode($val); echo "$enc $val\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
"" 0 "AQ" 1 "Yw" 99 "ZA" 100 "_w" 255 "AAE" 256 "5wM" 999 "6AM" 1000 "Dyc" 9999 "ECc" 10000 "__8" 65535 "AAAB" 65536 "n4YB" 99999 "oIYB" 100000 "P0IP" 999999 "QEIP" 1000000 "_____w" 4294967295 "AAAAAAE" 4294967296

This tab shows result from various feature-branches currently under review by the php developers. Contact me to have additional branches featured.

Active branches

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page

preferences:
47.89 ms | 401 KiB | 8 Q