3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo '{"html":true,"data":'.json_encode(array('ab'=>2,'cd'=>3)).'}'; echo '/\n/\t'; echo json_encode(array('html'=>true,'data'=>array('ab'=>2,'cd'=>3)));
based on bsMqU

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for Array change keys
{"html":true,"data":{"ab":2,"cd":3}}/\n/\t{"html":true,"data":{"ab":2,"cd":3}}
Output for Lexical anon
{"html":true,"data":{"ab":2,"cd":3}}/\n/\t{"html":true,"data":{"ab":2,"cd":3}}
Output for Typed properties
{"html":true,"data":{"ab":2,"cd":3}}/\n/\t{"html":true,"data":{"ab":2,"cd":3}}

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