3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php class Bar{} $bars = [new Bar, new Bar, new Bar]; $ints = [1, 2, 3]; // php 5.6 style function foo(Bar ...$bars) { echo "Got " . count($bars) . " bars.\n"; } foo(...$bars); // fatal error //foo(...$ints); // without variadics function oldFoo($bars) { foreach ($bars as $bar) { if (!$bar instanceof Bar) { throw new InvalidArgumentException("Must be a Bar."); } } echo "Got " . count($bars) . " bars.\n"; } oldFoo($bars); // InvalidArgumentException oldFoo($ints);
Output for 7.0.0 - 7.1.0
Got 3 bars. Got 3 bars. Fatal error: Uncaught InvalidArgumentException: Must be a Bar. in /in/H79mA:24 Stack trace: #0 /in/H79mA(33): oldFoo(Array) #1 {main} thrown in /in/H79mA on line 24
Process exited with code 255.
Output for hhvm-3.12.0
Fatal error: Parameter $bars is variadic and has a type constraint (Bar); variadic params with type constraints are not supported in /in/H79mA on line 8
Process exited with code 255.
Output for hhvm-3.10.0
Fatal error: Parameter $bars is variadic and has a type constraint (Bar); variadic params with type constraints are not supported in /in/H79mA on line 3
Process exited with code 255.
Output for 5.6.8 - 5.6.28
Got 3 bars. Got 3 bars. Fatal error: Uncaught exception 'InvalidArgumentException' with message 'Must be a Bar.' in /in/H79mA:24 Stack trace: #0 /in/H79mA(33): oldFoo(Array) #1 {main} thrown in /in/H79mA on line 24
Process exited with code 255.
Output for 5.4.0 - 5.5.35
Parse error: syntax error, unexpected '.', expecting '&' or variable (T_VARIABLE) in /in/H79mA on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/H79mA on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/H79mA on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/H79mA on line 4
Process exited with code 255.