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run code in 150+ php & hhvm versions
Bugs & Features
<?php function test() { return "ok"; } echo "is_null ( ", test("", true), " ) = ", test(null, true), " \n";
based on VN1CL
Output for 7.0.0 - 7.1.0
is_null ( ok ) = Fatal error: Uncaught Error: Call to undefined function  test() in /in/frjeY:7 Stack trace: #0 {main} thrown in /in/frjeY on line 7
Process exited with code 255.
Output for 5.0.0 - 5.6.28
is_null ( ok ) = Fatal error: Call to undefined function  test() in /in/frjeY on line 7
Process exited with code 255.
Output for 4.4.5 - 4.4.9
is_null ( ok ) = Fatal error: Call to undefined function:  test() in /in/frjeY on line 7
Process exited with code 255.
Output for 4.3.2 - 4.4.4
is_null ( ok ) = Fatal error: Call to undefined function:  test() in /in/frjeY on line 7
Process exited with code 255.
Output for 4.3.0 - 4.3.1
is_null ( ok ) = Fatal error: Call to undefined function:  test() in /in/frjeY on line 7