gawkto treat octal- and hexadecimal-looking input data as octal and hexadecimal. This option should be used with caution or not at all; use of
strtonum()is preferable. Note that this option may disappear in a future version of
for (indx in array)’ array traversal by setting
PROCINFO["sorted_in"]to the name of a user-defined function that does the comparison of array elements based on index and value.
asorti()to control how those functions sort arrays. Or you may provide one of the predefined control strings that work for
|&’ operator to create a two-way pipe to a coprocess. You read from the coprocess with
getlineand write to it with
close()to close off the coprocess completely, or optionally, close off one side of the two-way communications.
|&’ operator, you can open a TCP/IP (or UDP/IP) connection to remote hosts on the Internet.
gawksupports both IPv4 and IPv6.
USR1signal while profiling causes
gawkto dump the profile and keep going, including a function call stack.