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run code in 200+ php & hhvm versions
Bugs & Features
<?php function test(): callable { return ''; } test();
based on lIbJL
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught TypeError: Return value of test() must be callable, string returned in /in/ClpId:4 Stack trace: #0 /in/ClpId(7): test() #1 {main} thrown in /in/ClpId on line 4
Process exited with code 255.
Output for 5.3.18 - 5.6.28
Parse error: syntax error, unexpected ':', expecting '{' in /in/ClpId on line 3
Process exited with code 255.