<?php
function ping_pong() {
for ($i = 1; $i <= 10; $i++)
{
echo 'func - pre yield: ' . $i . PHP_EOL;
$val = (yield $i);
echo 'func - post yield: ' . $i . PHP_EOL;
}
}
$generator = ping_pong();
foreach ($generator as $value)
{
echo 'func - pre send: ' . $value . PHP_EOL;
echo 'pong: ' . $generator->send($value) . PHP_EOL;
echo 'func - post send: ' . $value . PHP_EOL;
}
- Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
- func - pre yield: 1
func - pre send: 1
func - post yield: 1
func - pre yield: 2
pong: 2
func - post send: 1
func - post yield: 2
func - pre yield: 3
func - pre send: 3
func - post yield: 3
func - pre yield: 4
pong: 4
func - post send: 3
func - post yield: 4
func - pre yield: 5
func - pre send: 5
func - post yield: 5
func - pre yield: 6
pong: 6
func - post send: 5
func - post yield: 6
func - pre yield: 7
func - pre send: 7
func - post yield: 7
func - pre yield: 8
pong: 8
func - post send: 7
func - post yield: 8
func - pre yield: 9
func - pre send: 9
func - post yield: 9
func - pre yield: 10
pong: 10
func - post send: 9
func - post yield: 10
- Output for 5.4.0 - 5.4.45
- Parse error: syntax error, unexpected '$i' (T_VARIABLE) in /in/s7l6H on line 8
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/s7l6H on line 8
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/s7l6H on line 8
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/s7l6H on line 8
Process exited with code 255.
preferences:
204.4 ms | 401 KiB | 341 Q