1.\" Copyright (c) 1990, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" This code is derived from software contributed to Berkeley by 5.\" the Institute of Electrical and Electronics Engineers, Inc. 6.\" 7.\" Redistribution and use in source and binary forms, with or without 8.\" modification, are permitted provided that the following conditions 9.\" are met: 10.\" 1. Redistributions of source code must retain the above copyright 11.\" notice, this list of conditions and the following disclaimer. 12.\" 2. Redistributions in binary form must reproduce the above copyright 13.\" notice, this list of conditions and the following disclaimer in the 14.\" documentation and/or other materials provided with the distribution. 15.\" 3. Neither the name of the University nor the names of its contributors 16.\" may be used to endorse or promote products derived from this software 17.\" without specific prior written permission. 18.\" 19.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29.\" SUCH DAMAGE. 30.\" 31.\" @(#)echo.1 8.1 (Berkeley) 7/22/93 32.\" $FreeBSD: src/bin/echo/echo.1,v 1.10.2.4 2003/05/11 08:48:04 schweikh Exp $ 33.\" $DragonFly: src/bin/echo/echo.1,v 1.2 2003/06/17 04:22:49 dillon Exp $ 34.\" 35.Dd August 23, 2016 36.Dt ECHO 1 37.Os 38.Sh NAME 39.Nm echo 40.Nd write arguments to the standard output 41.Sh SYNOPSIS 42.Nm 43.Op Fl n 44.Op Ar string ... 45.Sh DESCRIPTION 46The 47.Nm 48utility writes any specified operands, separated by single blank 49.Pq Ql "\ " 50characters and followed by a newline 51.Pq Ql \en 52character, to the standard 53output. 54.Pp 55The following option is available: 56.Bl -tag -width flag 57.It Fl n 58Do not print the trailing newline character. 59This may also be achieved by appending 60.Ql \ec 61to the end of the string, as is done 62by iBCS2 compatible systems. 63Note that this option as well as the effect of 64.Ql \ec 65are implementation-defined in 66.St -p1003.1-2001 67as amended by Cor. 1-2002. 68Applications aiming for maximum 69portability are strongly encouraged to use 70.Xr printf 1 71to suppress the newline character. 72.El 73.Pp 74Some shells may provide a builtin 75.Nm 76command which is similar or identical to this utility. 77Consult the 78.Xr builtin 1 79manual page. 80.Sh EXIT STATUS 81.Ex -std 82.Sh SEE ALSO 83.Xr builtin 1 , 84.Xr csh 1 , 85.Xr printf 1 , 86.Xr sh 1 87.Sh STANDARDS 88The 89.Nm 90utility conforms to 91.St -p1003.1-2001 92as amended by Cor. 1-2002. 93.Sh HISTORY 94The 95.Nm 96command appeared in 97.At v3 . 98