3v4l.org

run code in 300+ PHP versions simultaneously
<?php $strings = [ '100010' => '110', '010200' => '1200', '01110' => '1110', ]; foreach ($strings as $subject => $expected) { $actual = preg_replace('/0+(?!^)/', '', $string); printf(" %s -> %s (expected: %s)\n", $subject, $actual, $expected); }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $string in /in/IPl5V on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/IPl5V on line 11 100010 -> (expected: 110) Warning: Undefined variable $string in /in/IPl5V on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/IPl5V on line 11 010200 -> (expected: 1200) Warning: Undefined variable $string in /in/IPl5V on line 11 Deprecated: preg_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in /in/IPl5V on line 11 01110 -> (expected: 1110)

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:
48.43 ms | 402 KiB | 8 Q