lib(3)

NAME
lib - A number of useful library functions

DESCRIPTION

    Warning:
This module is retained for compatibility. It may disappear without warning in a future release.

EXPORTS

flush_receive() -> ok

    Flushes the message buffer of the current process.

error_message(Format, Args) -> ok

    Types:
        Format = io:format()
        Args = [term()]

    Prints error message Args in accordance with Format. Similar to io:format/2, see io(3).

progname() -> atom()

    Returns the name of the script that started the current Erlang session.

nonl(String1) -> String2

    Types:
        String1 = String2 = string()

    Removes the last newline character, if any, in String1.

send(To, Msg) -> Msg

    Types:
        To = pid() | atom() | {atom(), node()}
        Msg = term()

    This function to makes it possible to send a message using the apply/3 BIF.

sendw(To, Msg) -> Msg

    Types:
        To = pid() | atom() | {atom(), node()}
        Msg = term()

    As send/2, but waits for an answer. It is implemented as follows:

    sendw(To, Msg) ->
        To ! {self(),Msg},
        receive
            Reply -> Reply
        end.

    The message returned is not necessarily a reply to the message sent.