@ 2015-03-28T08:26:14Z <?php
function numbers()
{
$numbers = [1, 2, 3];
$letters = letters();
foreach($numbers as $number) {
yield $number;
yield $letters->current();
$letters->next();
}
}
function letters()
{
$letters = ['A', 'B', 'C'];
foreach ($letters as $letter) {
yield $letter;
yield numbers();
}
}
foreach (numbers() as $x) {
echo $x . PHP_EOL;
}
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Output for 7.4.0 - 7.4.33 , 8.0.0 - 8.0.30 , 8.1.0 - 8.1.27 , 8.2.0 - 8.2.17 , 8.3.0 - 8.3.4 1
A
2
Fatal error: Uncaught Error: Object of class Generator could not be converted to string in /in/eOg91:27
Stack trace:
#0 {main}
thrown in /in/eOg91 on line 27
Process exited with code 255 . Output for 7.1.0 - 7.1.33 , 7.2.0 - 7.2.33 , 7.3.0 - 7.3.33 1
A
2
Recoverable fatal error: Object of class Generator could not be converted to string in /in/eOg91 on line 27
Process exited with code 255 . Output for 5.5.0 - 5.5.38 , 5.6.0 - 5.6.40 , 7.0.0 - 7.0.33 1
A
2
Catchable fatal error: Object of class Generator could not be converted to string in /in/eOg91 on line 27
Process exited with code 255 . Output for 5.4.0 - 5.4.45 Parse error: syntax error, unexpected '$number' (T_VARIABLE) in /in/eOg91 on line 9
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 '[' in /in/eOg91 on line 5
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 '[' in /in/eOg91 on line 5
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/eOg91 on line 5
Process exited with code 255 . preferences:dark mode live preview
288.81 ms | 401 KiB | 455 Q