3v4l.org

run code in 300+ PHP versions simultaneously
<?php foreach(array('day', 'month', 'year') as $dobPart) { $prefix = substr($dobpart,0,1); $prefix = str_repeat($prefix,1); var_dump(strtoupper($prefix)); }
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $dobpart in /in/eUtoH on line 4 Deprecated: substr(): Passing null to parameter #1 ($string) of type string is deprecated in /in/eUtoH on line 4 string(0) "" Warning: Undefined variable $dobpart in /in/eUtoH on line 4 Deprecated: substr(): Passing null to parameter #1 ($string) of type string is deprecated in /in/eUtoH on line 4 string(0) "" Warning: Undefined variable $dobpart in /in/eUtoH on line 4 Deprecated: substr(): Passing null to parameter #1 ($string) of type string is deprecated in /in/eUtoH on line 4 string(0) ""

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:
41.15 ms | 402 KiB | 8 Q