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run code in 150+ php & hhvm versions
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<?php function test1($unset = false) { static $i = 1; echo $i; static $i = 'z'; echo $i; } test1(); test1(); test1(); test1();
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
zzzzzzzz