3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str='{ "First Name": {"nickname" : "Abc"} }'; $data=json_decode($str,TRUE); echo $data[First Name][nickname];
Output for 5.5.0 - 5.5.36, 5.6.0 - 5.6.22, 7.0.0 - 7.0.7
Parse error: syntax error, unexpected 'Name' (T_STRING), expecting ']' in /in/2W6Pu on line 5
Process exited with code 255.
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187.11 ms | 1395 KiB | 74 Q