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run code in 300+ PHP versions simultaneously

@ 2016-02-16T15:31:24Z

<?php

function fix($value)
{
    $result = '';
    if ($value[0] === "'" || strpos($value, '$') === false) {
        $result = eval("return @$value;");
    } else {
        $value = substr($value, 1, -1);
        while (($p = strpos($value, '\\')) !== false) {
            if (!isset($value[$p + 1])) {
                break;
            }
            if ($p > 0) {
                $result .= substr($value, 0, $p);
            }
            $value = substr($value, $p + 1);
            $p = strpos($value, '$');
            if ($p === false) {
                $result .= eval('return "\\'.$value.'";');
                $value = '';
                break;
            }
            if ($p === 0) {
                $result .= '$';
                $value = substr($value, 1);
            }
            else {
                $result .= eval('return "\\'.substr($value, 0, $p).'";');
                $value = substr($value, $p);
            }
        }
        $result .= $value;
    }

    return $result;
}

echo fix('\'DATE \a\t TIME\''), "\n", fix('"FIELD\tFIELD"');

Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0: DATE \a\t TIME FIELD FIELD
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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