3v4l.org

run code in 300+ PHP versions simultaneously
<?php $big = PHP_INT_MAX - 128; echo bin2hex(pack('P', $big)); echo "\n"; echo bin2hex(pack('V', ($big & 0x00000000ffffffff) << 32, $big & 0xffffffff00000000));
Output for git.master, git.master_jit, rfc.property-hooks
7fffffffffffff7f Deprecated: Implicit conversion from float 1.8446744069414584E+19 to int loses precision in /in/F3ipJ on line 5 Warning: pack(): 1 arguments unused in /in/F3ipJ on line 5 00000000

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:
48.45 ms | 401 KiB | 8 Q