U:RDoc::AnyMethod[iI"eof:ETI"IO#eof;TF:publico:RDoc::Markup::Document:@parts[o:RDoc::Markup::Paragraph;	[	I"?Returns true if <em>ios</em> is at end of file that means ;TI"%there are no more data to read. ;TI"AThe stream must be opened for reading or an IOError will be ;TI"raised.;To:RDoc::Markup::BlankLineo:RDoc::Markup::Verbatim;	[I"f = File.new("testfile")
;TI"dummy = f.readlines
;TI"f.eof   #=> true
;T:@format0o;
;	[I"AIf <em>ios</em> is a stream such as pipe or socket, IO#eof? ;TI"=blocks until the other end sends some data or closes it.;T@o;;	[I"r, w = IO.pipe
;TI"%Thread.new { sleep 1; w.close }
;TI".r.eof?  #=> true after 1 second blocking
;TI"
;TI"r, w = IO.pipe
;TI"(Thread.new { sleep 1; w.puts "a" }
;TI"/r.eof?  #=> false after 1 second blocking
;TI"
;TI"r, w = IO.pipe
;TI"r.eof?  # blocks forever
;T;
0o;
;	[I"@Note that IO#eof? reads data to the input byte buffer.  So ;TI"FIO#sysread may not behave as you intend with IO#eof?, unless you ;TI"Dcall IO#rewind first (which is not available for some streams).;T:
@fileI"	io.c;T:0@omit_headings_from_table_of_contents_below0I">ios.eof     -> true or false
ios.eof?    -> true or false;T0[I"();T@,FI"IO;TcRDoc::NormalClass00