How do I split file into pieces with PERL?

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split

SPLIT(1)								FSF								  SPLIT(1)

NAME

       split - split a file into pieces

SYNOPSIS

       split [OPTION] [INPUT [PREFIX]]

DESCRIPTION

       Output  fixed-size  pieces  of  INPUT  to PREFIXaa, PREFIXab, ...; default PREFIX is `x'.  With no INPUT, or when INPUT is -, read standard
       input.

       Mandatory arguments to long options are mandatory for short options too.

       -a, --suffix-length=N
	      use suffixes of length N (default 2)

       -b, --bytes=SIZE
	      put SIZE bytes per output file

       -C, --line-bytes=SIZE
	      put at most SIZE bytes of lines per output file

       -l, --lines=NUMBER
	      put NUMBER lines per output file

       --verbose
	      print a diagnostic to standard error just before each output file is opened

       --help display this help and exit

       --version
	      output version information and exit

       SIZE may have a multiplier suffix: b for 512, k for 1K, m for 1 Meg.

AUTHOR

       Written by Torbjorn Granlund and Richard M. Stallman.

REPORTING BUGS

       Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT

       Copyright (C) 2002 Free Software Foundation, Inc.
       This is free software; see the source for copying conditions.  There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
       LAR PURPOSE.

SEE ALSO

       The  full  documentation  for split is maintained as a Texinfo manual.  If the info and split programs are properly installed at your site,
       the command

	      info split

       should give you access to the complete manual.

split (coreutils) 4.5.3 					   February 2003							  SPLIT(1)

Shell Programming and Scripting