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run code in 200+ php & hhvm versions
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<?php function foo() { global $var; $var++; return; } $var = 1; echo $var, "\n"; // 1 foo(); // modifies $var echo $var, "\n"; // 2
Output for 4.3.0 - 5.0.5, 5.1.1 - 7.2.0
1 2
Output for 5.1.0
Fatal error: fatal flex scanner internal error--end of buffer missed in /in/lPLM5 on line 13
Process exited with code 255.