U:RDoc::AnyMethod[iI"ungetbyte:ETI"IO#ungetbyte;TF: publico:RDoc::Markup::Document: @parts[o:RDoc::Markup::Paragraph; [ I"BPushes back bytes (passed as a parameter) onto ios, ;TI"Hsuch that a subsequent buffered read will return it. Only one byte ;TI"Emay be pushed back before a subsequent read operation (that is, ;TI"Syou will be able to read only the last of several bytes that have been pushed ;TI"Rback). Has no effect with unbuffered reads (such as IO#sysread).;To:RDoc::Markup::BlankLineo:RDoc::Markup::Verbatim; [ I"5f = File.new("testfile") #=> # ;TI")b = f.getbyte #=> 0x38 ;TI"(f.ungetbyte(b) #=> nil ;TI"(f.getbyte #=> 0x38;T: @format0: @fileI" io.c;T:0@omit_headings_from_table_of_contents_below0I"Cios.ungetbyte(string) -> nil ios.ungetbyte(integer) -> nil ;T0[I" (p1);T@FI"IO;TcRDoc::NormalClass00