3v4l.org

run code in 300+ PHP versions simultaneously
<?php /* what I want to achieve*/ $rules= [ 'title' => 'required|min:2|max:5', ]; /////////////////////////////////////////// $types = ['min' => 2, 'max' => 5, 'required'=> 1]; function noValue(array $types):? string{ foreach($types as $key=>$value) { if($key === 'required' ||$value > 0){ return 'required'; } } return null; } function ruleTypes(array $types){ $arr = []; foreach($types as $key => $value) { $arr[] = noValue($types) ? $key . ':' . $value : 'hello'; } return implode('|', $arr); } $arrayOfRules = [ 'title' => ruleTypes($types), ]; var_dump($arrayOfRules);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { ["title"]=> string(22) "min:2|max:5|required:1" }

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:
58.68 ms | 401 KiB | 8 Q