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<?php function generate_ints($n){ foreach ( range(0,$n) as $number) { $number = (yield $number); if ($number == 999) echo $number,"\n"; } } $gen = generate_ints(5); // iterable object can be used in foreach foreach ($gen as $g) { // $g == $gen->current() echo $g; if ($g == 4) { $gen->send("999"); // injecting a value } }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
01234999
Output for 5.4.0 - 5.4.45
Parse error: syntax error, unexpected '$number' (T_VARIABLE) in /in/d3RNo on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/d3RNo on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_VARIABLE in /in/d3RNo on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/d3RNo on line 4
Process exited with code 255.
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273.83 ms | 401 KiB | 459 Q