Prints a tabular representation of an hash

table.php

/*
 * For example, the following code:
 *
 * table(["id", "word"], [
 *   ["id" => 1, "word" => "Hello"],
 *   ["id" => 2, "word" => "world"]
 * ]);
 *
 * prints this table:
 *
 * id   word
 * ----------
 * 1  | Hello
 * 2  | world
*/
function table($fds, $items, $limit = 0) {
        $lens = [];
        $nfds = count($fds);
        for($i = 0; $i < $nfds; ++$i)
                $lens[$i] = strlen($fds[$i]);
        foreach($items as $item) {
                for($i = 0; $i < $nfds; ++$i) {
                        if(gettype($item[$fds[$i]]) == "array")
                                continue;
                        if(($max = strlen($item[$fds[$i]])) > @$lens[$i])
                                $lens[$i] = $max;
                }
        }
        for($i = $len = 0; $i < $nfds; ++$i)
                $len += printf("%s%-${lens[$i]}s", $i ? "   " : "", $fds[$i]);
        printf("\n%'-${len}s\n", "");
        foreach($items as $item) {
                for($i = 0; $i < $nfds; ++$i)
                        printf("%s%-${lens[$i]}s", $i ? " | " : "",
                                gettype($item[$fds[$i]]) == "array" ? "-" : $item[$fds[$i]]);
                printf("\n");
        }
}