Perl in a Nutshell, 2nd Edition

Name

write

Synopsis

$fh->write (buf, len[, offset])

Like write found in C; that is, the opposite of read. The wrapper for the Perl write function is format_write.

IO::Handle also provides the following methods, which are not described in detail here because they are simply frontends for the corresponding built-in functions. See Chapter 5 for more information.

Method	Description
close	Closes file or pipe
eof	Returns 1 if next read will return end-of-file
fileno	Returns file descriptor for a filehandle
getc	Returns next character from input file
print	Prints a string or comma-separated list of strings
printf	Prints a formatted string
read	Reads data from a filehandle
stat	Returns an array of status information for a file
sysread	Reads data from a filehandle with system call read(2)
syswrite	Writes data to a filehandle with system call write(2)
truncate	Truncates a file to a specified length

Finally, the following methods act on the equivalent Perl variables. See Chapter 4 for more information.

Method	Description
autoflush	If nonzero, forces a flush now and after each write or print (default 0)
format_page_number	Current page number
format_lines_per_page	Current page length (default 60)
format_lines_left	Number of lines left on page
format_name	Name of current report format
format_top_name	Name of current top-of-page format
format_line_break_characters	Current set of linebreak chars for a format
format_formfeed	Formfeed char used by formats (default \f)
format_write	Wrapper for write