Online PHP editor | output for l1MpI

@ 2019-01-28T08:18:52Z

<?php

$re = '/^Diagnostic-Code:\K.*(?:\R(?!Diagnostic-Code:).*)*/';
$str = 'Diagnostic-Code: smtp; 550-5.1.1 The email account that you tried to reach does
    not exist. Please try 550-5.1.1 double-checking the recipient\'s email
    address for typos or 550-5.1.1 unnecessary spaces. Learn more at 550 5.1.1
    https://support.google.com/mail/?p=NoSuchUser 63si4621095ybi.465 - gsmtp

Diagnostic-Code: smtp; 550-5.1.1 The email account that you tried to reach does
    not exist. Please try 550-5.1.1 double-checking the recipient\'s email
    address for typos or 550-5.1.1 unnecessary spaces. Learn more at 550 5.1.1
    https://support.google.com/mail/?p=NoSuchUser 63si4621095ybi.465 - gsmtp';

preg_match_all($re, $str, $matches);
print_r($matches[0]);

Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: Array ( [0] => smtp; 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. Learn more at 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 63si4621095ybi.465 - gsmtp )
Output for 8.4.15: /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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