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run code in 200+ php & hhvm versions
Bugs & Features
<?php function gen1() { $x = yield 1; $y = yield 2; var_dump($x + $y); } /** function yieldFrom() { $iter = gen1(); foreach($iter as $val) { yield $val; } } /**/ /**/ function yftest() { yield from gen1(); yield from gen1(); yield from [1, 2, 3]; } /**/ $g = yftest(); //$g = gen1(); // TEST - Iteration /**/ foreach($g as $val) { var_dump($val); } /**/ // TEST - Sending /** $g->next(); $g->send(10); $g->send(20); /**/
Output for 7.0.0 - 7.2.0
int(1) int(2) int(0) int(1) int(2) int(0) int(1) int(2) int(3)
Output for 5.4.0 - 5.6.28
Parse error: syntax error, unexpected '1' (T_LNUMBER) in /in/fDIcs 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/fDIcs on line 4
Process exited with code 255.