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run code in 150+ php & hhvm versions
Bugs & Features
<?php $arr = array("key" => "value" . "-" . "value"); echo var_dump(serialize($arr)); echo "<hr />"; echo json_encode(unserialize(serialize($arr)));
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(35) "a:1:{s:3:"key";s:11:"value-value";}" <hr />{"key":"value-value"}
Output for 5.0.0 - 5.1.6
string(35) "a:1:{s:3:"key";s:11:"value-value";}" <hr /> Fatal error: Call to undefined function json_encode() in /in/p9Rhm on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
string(35) "a:1:{s:3:"key";s:11:"value-value";}" <hr /> Fatal error: Call to undefined function: json_encode() in /in/p9Rhm on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.4
string(35) "a:1:{s:3:"key";s:11:"value-value";}" <hr /> Fatal error: Call to undefined function: json_encode() in /in/p9Rhm on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
string(35) "a:1:{s:3:"key";s:11:"value-value";}" <hr /> Fatal error: Call to undefined function: json_encode() in /in/p9Rhm on line 5