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run code in 150+ php & hhvm versions
Bugs & Features
<?php function get_back_off_sleep_time(&$int_back_off_multiplier) { if ($int_back_off_multiplier++) { return self::BACK_OFF_SCALE_FACTOR * pow(2, $int_back_off_multiplier - 1); } return 0; } $foo = 0; for ($i = 0; $i < 10; $i++) { echo get_back_off_sleep_time($foo), "\n"; }
Output for 5.0.0 - 5.4.26
0 Fatal error: Cannot access self:: when no class scope is active in /in/MAvJQ on line 5
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected '*', expecting '(' in /in/MAvJQ on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected '*', expecting '(' in /in/MAvJQ on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `'('' in /in/MAvJQ on line 5
Process exited with code 255.