<?php
function ping_pong() {
for ($i = 1; $i <= 10; $i++)
{
$val = (yield $i);
var_dump($val);
echo 'ping: ' . $val . PHP_EOL;
}
}
$generator = ping_pong();
foreach ($generator as $value)
{
echo 'pong: ' . $generator->send($value) . PHP_EOL;
}
- Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
- int(1)
ping: 1
pong: 2
NULL
ping:
int(3)
ping: 3
pong: 4
NULL
ping:
int(5)
ping: 5
pong: 6
NULL
ping:
int(7)
ping: 7
pong: 8
NULL
ping:
int(9)
ping: 9
pong: 10
NULL
ping:
- Output for 5.4.0 - 5.4.45
- Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/CUCEp on line 7
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/CUCEp on line 7
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/CUCEp on line 7
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/CUCEp on line 7
Process exited with code 255.
preferences:
347.78 ms | 401 KiB | 421 Q