You are viewing the version of this documentation from Perl 5.005_02. View the latest version
hex EXPR
hex

Interprets EXPR as a hex string and returns the corresponding value. (To convert strings that might start with either 0 or 0x see "oct".) If EXPR is omitted, uses $_.

print hex '0xAf'; # prints '175'
print hex 'aF';   # same