copy is a
shell
Shell may refer to:
Architecture and design
* Shell (structure), a thin structure
** Concrete shell, a thin shell of concrete, usually with no interior columns or exterior buttresses
Science Biology
* Seashell, a hard outer layer of a marine ani ...
command
Command may refer to:
Computing
* Command (computing), a statement in a computer language
* command (Unix), a Unix command
* COMMAND.COM, the default operating system shell and command-line interpreter for DOS
* Command key, a modifier key on A ...
for
copying
Copying is the duplication of information or an wiktionary:artifact, artifact based on an instance of that information or artifact, and not using the process that originally generated it. With Analog device, analog forms of information, copying is ...
files.
Different implementations provide various capabilities, such as:
* Combining (concatenating) multiple files into a single file
* If multiple source files are specified before the path to an existing directory, then files are copied to the directory
* Support for text vs. binary data; for text, the command stops when it reaches an
end-of-file
In computing, end-of-file (EOF) is a condition in a computer operating system where no more data can be read from a data source. The data source is usually called a file or stream.
Details
In the C standard library, the character-reading functi ...
(EOF) character; for binary, files are copied in their entirety; ignoring EOF
* In DOS, a file can be copied to or from a device. For example,
copy ''path'' con outputs the file at ''path'' to the console, and
copy con ''path'' copies text typed at the console to a file at ''path''
Implementations
The command is available in
RT-11
RT-11 (Real-time 11) is a discontinued small, low-end, single-user real-time operating system for the full line of Digital Equipment Corporation PDP-11 16-bit computers. RT-11 was first implemented in 1970. It was widely used for real-time compu ...
,
OS/8
OS/8 is the primary operating system used on the Digital Equipment Corporation's PDP-8 minicomputer.
PDP-8 operating systems which precede OS/8 include:
* R-L Monitor, also referred to as MS/8.
* P?S/8, requiring only 4K of memory.
* PDP-8 4K ...
,
["Concise Command Language" (CCL).] RSX-11
RSX-11 is a discontinued family of multi-user real-time operating systems for PDP-11 computers created by Digital Equipment Corporation. In widespread use through the late 1970s and early 1980s, RSX-11 was influential in the development of later ...
,
ISIS-II,
iRMX 86,
TOPS-10
TOPS-10 System (Timesharing / Total Operating System-10) is a discontinued operating system from Digital Equipment Corporation (DEC) for the PDP-10 (or DECsystem-10) mainframe computer family. Launched in 1967, TOPS-10 evolved from the earlier "Mo ...
,
TOPS-20
The TOPS-20 operating system by Digital Equipment Corporation (DEC) is a proprietary OS used on some of DEC's 36-bit mainframe computers. The Hardware Reference Manual was described as for "DECsystem-10/DECSYSTEM-20 Processor" (meaning the DEC PDP ...
,
OpenVMS
OpenVMS, often referred to as just VMS, is a multi-user, multiprocessing and virtual memory-based operating system. It is designed to support time-sharing, batch processing, transaction processing and workstation applications. Customers using Op ...
,
MetaComCo
MetaComCo (MCC) was a computer systems software company started in 1981 and based in Bristol, England by Peter Mackeonis and Derek Budge. A division of Tenchstar, Ltd.
MetaComCo's first product was an MBASIC compatible interpreter for IBM PCs, ...
TRIPOS
TRIPOS (''TRIvial Portable Operating System'') is a computer operating system. Development started in 1976 at the Computer Laboratory of Cambridge University and it was headed by Dr. Martin Richards. The first version appeared in January 1978 a ...
,
HDOS,
Z80-RIO,
OS-9
OS-9 is a family of real-time, process-based, multitasking, multi-user operating systems, developed in the 1980s, originally by Microware Systems Corporation for the Motorola 6809 microprocessor. It was purchased by Radisys Corp in 2001, a ...
,
DOS
DOS (, ) is a family of disk-based operating systems for IBM PC compatible computers. The DOS family primarily consists of IBM PC DOS and a rebranded version, Microsoft's MS-DOS, both of which were introduced in 1981. Later compatible syste ...
,
FlexOS
FlexOS is a discontinued modular real-time multiuser multitasking operating system ( RTOS) designed for computer-integrated manufacturing, laboratory, retail and financial markets. Developed by Digital Research's Flexible Automation Business ...
,
4690 OS
4690 Operating System (sometimes shortened to 4690 OS or 4690) is a specially designed point of sale (POS) operating system, originally sold by IBM. In 2012, IBM sold its retail business, including this product, to Toshiba, which assumed support. ...
,
PC-MOS
PC-MOS/386 is a multi-user, multitasking computer operating system produced by The Software Link (TSL), announced at COMDEX in November 1986 for February 1987 release. PC-MOS/386, a successor to PC-MOS, can run many MS-DOS programs on the host ...
,
HP MPE/iX,
OS/2
OS/2 is a Proprietary software, proprietary computer operating system for x86 and PowerPC based personal computers. It was created and initially developed jointly by IBM and Microsoft, under the leadership of IBM software designer Ed Iacobucci, ...
,
Windows
Windows is a Product lining, product line of Proprietary software, proprietary graphical user interface, graphical operating systems developed and marketed by Microsoft. It is grouped into families and subfamilies that cater to particular sec ...
,
ROM-DOS
Datalight was a privately held software company specializing in power failsafe and high performance software for preserving data integrity in embedded systems. The company was founded in 1983 by Roy Sherrill, and its headquarters is in Bothell, ...
,
ReactOS
ReactOS is a Free and open-source software, free and open-source operating system for i586/amd64 personal computers that is intended to be binary-code compatibility, binary-compatible with computer programs and device drivers developed for Wind ...
,
SymbOS
SYmbiosis Multitasking Based Operating System (SymbOS) is a Computer multitasking, multitasking operating system for Zilog Z80-based 8-bit computer systems.
Unlike early 8-bit operating systems, SymbOS is based on a microkernel, which provides ...
, DexOS, and
86-DOS
86-DOS (known internally as QDOS, for Quick and Dirty Operating System) is a discontinued operating system developed and marketed by Seattle Computer Products (SCP) for its Intel 8086-based computer kit.
86-DOS shared a few of its commands wi ...
.
Under
IBM PC DOS
IBM PC DOS (an acronym for IBM Personal Computer Disk Operating System),Formally known as "The IBM Personal Computer DOS" from versions 1.0 through 3.30, as reported in those versions' respective COMMAND.COM outputs also known as PC DOS or IBM ...
/
MS-DOS
MS-DOS ( ; acronym for Microsoft Disk Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS, its rebranding as IBM PC DOS, and a few op ...
the command is available since version 1.
Some shells provide a copy command with a different name. In
Unix
Unix (, ; trademarked as UNIX) is a family of multitasking, multi-user computer operating systems that derive from the original AT&T Unix, whose development started in 1969 at the Bell Labs research center by Ken Thompson, Dennis Ritchie, a ...
-based systems, the copy command is
cp. In
CP/M
CP/M, originally standing for Control Program/Monitor and later Control Program for Microcomputers, is a mass-market operating system created in 1974 for Intel 8080/Intel 8085, 85-based microcomputers by Gary Kildall of Digital Research, Dig ...
, the command is
PIP. in
OpenVOS, the command is
copy_file.
.
DOS
The following copies existing file ''fromfile'' to path ''tofile'.
copy fromfile tofile
A file can be copied to a device. The following sends a file to the
printer
Printer may refer to:
Technology
* Printer (publishing), a person
* Printer (computing), a hardware device
* Optical printer for motion picture films
People
* Nariman Printer (fl. c. 1940), Indian journalist and activist
* James Printer (1640 ...
on lpt1.
copy letter.txt lpt1
The following outputs to
stdout
In computer programming, standard streams are preconnected input and output communication channels between a computer program and its environment when it begins execution. The three input/output (I/O) connections are called standard input (stdin), ...
, like the
type
Type may refer to:
Science and technology Computing
* Typing, producing text via a keyboard, typewriter, etc.
* Data type, collection of values used for computations.
* File type
* TYPE (DOS command), a command to display contents of a file.
* ...
command.
copy letter.txt con
The following
concatenates the page# files into
book.txt like
cat
The cat (''Felis catus''), also referred to as the domestic cat or house cat, is a small domesticated carnivorous mammal. It is the only domesticated species of the family Felidae. Advances in archaeology and genetics have shown that the ...
.
copy page1.txt+page2.txt book.txt
The command can copy files between drives.
The following uses text mode to copy text of the file; stopping when it reaches an EOF character.
copy /a doc1.txt + doc2.txt doc3.txt
copy /a *.txt doc3.txt
The following uses binary mode; concatenating files in their entirety; ignoring EOF characters.
copy /b image1.jpg + image2.jpg image3.jpg
See also
*
References
Further reading
*
*
*
External links
copy , Microsoft DocsOpen source COPY implementation that comes with MS-DOS v2.0
{{Windows commands
Internal DOS commands
MSX-DOS commands
OS/2 commands
ReactOS commands
Windows commands
Microcomputer software
Microsoft free software
Windows administration
File copy utilities