strtoul

Parse an unsigned integer from the start of a string, in a given base.

Σύνοψη

use POSIX qw(strtoul);
my ($n, $unparsed) = strtoul("255 end", 10);

Οριακές περιπτώσεις

• Invalid base: returns (undef, undef) and sets $! to EINVAL.

• Negative input: parsed and two’s-complement-cast to unsigned, matching C strtoul.

Διαφορές από το upstream

Fully compatible with upstream POSIX.

Δείτε επίσης

• strtol - signed variant.