3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(-1); echo "ul_u"; define('UL_U', 'foo', true); define('ul_u', 'foo'); echo "\n"; echo "ul_l"; define('UL_L', 'foo'); define('ul_l', 'foo', true); echo "\n"; echo "\n"; echo "lu_l"; define('LU_L', 'foo', true); define('lu_l', 'foo'); echo "\n"; echo "lu_u"; define('LU_U', 'foo'); define('lu_u', 'foo', true);
Output for git.master, git.master_jit, rfc.property-hooks
ul_u Warning: define(): Argument #3 ($case_insensitive) is ignored since declaration of case-insensitive constants is no longer supported in /in/dV3vp on line 5 ul_l Warning: define(): Argument #3 ($case_insensitive) is ignored since declaration of case-insensitive constants is no longer supported in /in/dV3vp on line 10 lu_l Warning: define(): Argument #3 ($case_insensitive) is ignored since declaration of case-insensitive constants is no longer supported in /in/dV3vp on line 14 lu_u Warning: define(): Argument #3 ($case_insensitive) is ignored since declaration of case-insensitive constants is no longer supported in /in/dV3vp on line 19

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:
41.2 ms | 402 KiB | 8 Q