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lib(3erl) Erlang Module Definition lib(3erl)

NAME

lib - Useful library functions.

DESCRIPTION

Warning:
This module is retained for backward compatibility. It can disappear without warning in a future Erlang/OTP release.

EXPORTS


error_message(Format, Args) -> ok

 
 
Types:
Format = io:format()
 
Args = [term()]
 
Prints error message Args in accordance with Format. Similar to io:format/2.

flush_receive() -> ok

 
 
Flushes the message buffer of the current process.

nonl(String1) -> String2

 
 
Types:
String1 = String2 = string()
 
Removes the last newline character, if any, in String1.

progname() -> atom()

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

send(To, Msg) -> Msg

 
 
Types:
To = pid() | atom() | {atom(), node()}
 
Msg = term()
 
Makes it possible to send a message using the apply/3 BIF.

sendw(To, Msg) -> term()

 
 
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 returned message is not necessarily a reply to the sent message.
stdlib 3.2 Ericsson AB