Online PHP editor | output for HNTle

@ 2019-10-29T16:06:16Z

<?php

$input_lines = [
    "abc-def/something/else/ [incl. slash if there is not character before it]",
    "abc-def-2019/something/else/",
    "abc-def-2019-2020/something/else/",
    "abc-def-125-2019/something/else/",
    "aaa-20199-2019/",
    "aaa",
    "aaa/",
    "aaa2019",
    "aaa2019test/",
    "aaa201aaa2019aaa2019/"
];

$pattern = '~^(?=[a-z\d-]*/)[a-zA-Z013-9-]+(?>2(?!0(?:19|20)(?!\d))|[a-zA-Z013-9-]+)*/?~';
foreach ($input_lines as $input_line) {
    echo preg_replace($pattern, '', $input_line) . PHP_EOL;
}

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: something/else/ [incl. slash if there is not character before it] 2019/something/else/ 2019-2020/something/else/ 2019/something/else/ 2019/ aaa aaa2019 2019test/ 2019aaa2019/
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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