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run code in 200+ php & hhvm versions
Bugs & Features
<?php function gen() { echo "yielding\n"; yield 24; echo "yielding again\n"; yield 33; echo "returning\n"; return 42; } $g = gen(); $g->next(); var_dump($g->valid()); var_dump($g->key()); var_dump($g->current()); $g->next(); var_dump($g->valid()); var_dump($g->key()); var_dump($g->current()); $g->next(); var_dump($g->valid()); var_dump($g->key()); var_dump($g->current());
based on Ano1T
Output for 7.0.0 - 7.2.0
yielding yielding again bool(true) int(1) int(33) returning bool(false) NULL NULL bool(false) NULL NULL
Output for 5.5.24 - 5.6.28
Fatal error: Generators cannot return values using "return" in /in/98g1n on line 9
Process exited with code 255.
Output for 5.4.1 - 5.4.45
Parse error: syntax error, unexpected '24' (T_LNUMBER) in /in/98g1n on line 5
Process exited with code 255.
Output for 5.3.18 - 5.3.29
Parse error: syntax error, unexpected T_LNUMBER in /in/98g1n on line 5
Process exited with code 255.