- Output for 7.3.0 - 7.3.27, 7.4.0 - 7.4.15, 8.0.0 - 8.0.2
- Fatal error: Uncaught Error: Call to undefined function array_join() in /in/6B5jA:9
Stack trace:
#0 {main}
thrown in /in/6B5jA on line 9
Process exited with code 255.
<?php
$headers = array(
'From' => 'webmaster@example.com',
'Reply-To' => 'webmaster@example.com',
'X-Mailer' => 'PHP/' . phpversion(),
);
print_r(array_join(array_map(
function ($v, $k) { return $k . ': ' . $v; },
$headers,
array_keys($headers)
), '\r\n'));