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<TITLE>lib</TITLE>
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<H1>lib</H1>
</CENTER>
<H3>MODULE</H3>
<DIV CLASS=REFBODY>
lib
</DIV>
<H3>MODULE SUMMARY</H3>
<DIV CLASS=REFBODY>
A number of useful library functions
</DIV>
<H3>DESCRIPTION</H3>
<DIV CLASS=REFBODY>
<P>
<TABLE CELLPADDING=4>
<TR>
<TD VALIGN=TOP><IMG ALT="Warning!" SRC="warning.gif"></TD>
<TD>
<P>This module is retained for compatibility. It may disappear
without warning in a future release. </TD>
</TR>
</TABLE>
</DIV>
<H3>EXPORTS</H3>
<P><A NAME="flush_receive/0"><STRONG><CODE>flush_receive() -> void()</CODE></STRONG></A><BR>
<DIV CLASS=REFBODY>
<P>Flushes the message buffer of the current process.
</DIV>
<P><A NAME="error_message/2"><STRONG><CODE>error_message(Format, Args) -> ok</CODE></STRONG></A><BR>
<DIV CLASS=REFBODY><P>Types:
<DIV CLASS=REFTYPES>
<P>
<STRONG><CODE>Format = string()</CODE></STRONG><BR>
<STRONG><CODE>Args = [term()]</CODE></STRONG><BR>
</DIV>
</DIV>
<DIV CLASS=REFBODY>
<P>Prints error message <CODE>Args</CODE> in accordance with
<CODE>Format</CODE>. Similar to <CODE>io:format/2</CODE>, see
<A HREF="io.html#fwrite/1">io(3)</A>.
</DIV>
<P><A NAME="progname/0"><STRONG><CODE>progname() -> atom()</CODE></STRONG></A><BR>
<DIV CLASS=REFBODY>
<P>Returns the name of the script that started the current
Erlang session.
</DIV>
<P><A NAME="nonl/1"><STRONG><CODE>nonl(String1) -> String2</CODE></STRONG></A><BR>
<DIV CLASS=REFBODY><P>Types:
<DIV CLASS=REFTYPES>
<P>
<STRONG><CODE>String1 = String2 = string()</CODE></STRONG><BR>
</DIV>
</DIV>
<DIV CLASS=REFBODY>
<P>Removes the last newline character, if any, in
<CODE>String1</CODE>.
</DIV>
<P><A NAME="send/2"><STRONG><CODE>send(To, Msg)</CODE></STRONG></A><BR>
<DIV CLASS=REFBODY><P>Types:
<DIV CLASS=REFTYPES>
<P>
<STRONG><CODE>To = pid() | Name | {Name,Node}</CODE></STRONG><BR>
<STRONG><CODE>Name = Node = atom()</CODE></STRONG><BR>
<STRONG><CODE>Msg = term()</CODE></STRONG><BR>
</DIV>
</DIV>
<DIV CLASS=REFBODY>
<P>This function to makes it possible to send a message using
the <CODE>apply/3</CODE> BIF.
</DIV>
<P><A NAME="sendw/2"><STRONG><CODE>sendw(To, Msg)</CODE></STRONG></A><BR>
<DIV CLASS=REFBODY><P>Types:
<DIV CLASS=REFTYPES>
<P>
<STRONG><CODE>To = pid() | Name | {Name,Node}</CODE></STRONG><BR>
<STRONG><CODE>Name = Node = atom()</CODE></STRONG><BR>
<STRONG><CODE>Msg = term()</CODE></STRONG><BR>
</DIV>
</DIV>
<DIV CLASS=REFBODY>
<P>As <CODE>send/2</CODE>, but waits for an answer. It is implemented
as follows:
<PRE>
sendw(To, Msg) ->
To ! {self(),Msg},
receive
Reply -> Reply
end.
</PRE>
<P>The message returned is not necessarily a reply to the
message sent.
</DIV>
<H3>AUTHORS</H3>
<DIV CLASS=REFBODY>
Robert Virding - support@erlang.ericsson.se<BR>
</DIV>
<CENTER>
<HR>
<SMALL>stdlib 1.14.2<BR>
Copyright © 1991-2006
<A HREF="http://www.erlang.se">Ericsson AB</A><BR>
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