Online PHP editor | output for 522df

@ 2017-02-10T12:08:31Z

<?php

function var_types() {
    $bt = debug_backtrace()[0];
    $file = new \SPLFileObject($bt['file']);
    $file->seek($bt['line'] - 1);
    $line = $file->current();
    $matchs = null;
    preg_match('/var_types\((.*)\)/', $line, $matchs);
    $param_names = array_map('trim', explode(",", $matchs[1]));
    $args = func_get_args();

    for ($i = 0; $i < count($args); $i++) {
        echo $param_names[$i] . ' ' . gettype($args[$i]) . PHP_EOL;
    }
}

define('MY_CONSTANT', 1);
$string = "STR";
$num = 123.4;

var_types(MY_CONSTANT, $string, $num, $_GET, $_SERVER['PHP_SELF']);

Output for 7.0.0 - 7.0.27, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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: MY_CONSTANT integer $string string $num double $_GET array $_SERVER['PHP_SELF'] string
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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