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run code in 150+ php & hhvm versions
Bugs & Features
<?php $data = array('foo' => 'bar', 'baz' => 123); var_dump(json_encode($data, 128 | 64));
Output for 5.4.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(36) "{ "foo": "bar", "baz": 123 }"
Output for 5.3.0 - 5.3.29
string(23) "{"foo":"bar","baz":123}"
Output for 5.2.0 - 5.2.17
Warning: json_encode() expects exactly 1 parameter, 2 given in /in/eEPmK on line 3 NULL
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_encode() in /in/eEPmK on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_encode() in /in/eEPmK on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_encode() in /in/eEPmK on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_encode() in /in/eEPmK on line 3