3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?PHP function foo() { yield 0; yield 1; return 42; // PHP 5.6: Fatal error: Generators cannot return values... } $bar = foo(); foreach (foo() as $element) { var_dump($element); } var_dump($bar->getReturn());
based on eIeLg
Output for 7.0.0 - 7.3.1
int(0) int(1) Fatal error: Uncaught Exception: Cannot get return value of a generator that hasn't returned in /in/3e56i:15 Stack trace: #0 /in/3e56i(15): Generator->getReturn() #1 {main} thrown in /in/3e56i on line 15
Process exited with code 255.
Output for 5.5.24 - 5.6.28
Fatal error: Generators cannot return values using "return" in /in/3e56i on line 7
Process exited with code 255.
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '0' (T_LNUMBER) in /in/3e56i on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected T_LNUMBER in /in/3e56i 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 T_LNUMBER in /in/3e56i on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/3e56i on line 4
Process exited with code 255.