3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php function gen1() { $x = yield 1; yield 2; yield $x; } function gen2() { yield from gen1(); yield from gen1(); } function gen3() { yield from gen2(); } $g = gen3(); var_dump($g->current()); $g->send(100); while($g->valid()) { $val = $g->next(); var_dump($val); }
based on pH7l0
Output for 7.0.0 - 7.2.0
int(1) NULL NULL NULL NULL NULL
Output for 5.4.0 - 5.6.28
Parse error: syntax error, unexpected '1' (T_LNUMBER) in /in/KJCcZ on line 4
Process exited with code 255.
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected T_LNUMBER in /in/KJCcZ on line 4
Process exited with code 255.