1.\" $OpenBSD: echo.1,v 1.20 2010/09/03 09:53:20 jmc Exp $ 2.\" $NetBSD: echo.1,v 1.7 1995/03/21 09:04:26 cgd Exp $ 3.\" 4.\" Copyright (c) 1990, 1993 5.\" The Regents of the University of California. All rights reserved. 6.\" 7.\" This code is derived from software contributed to Berkeley by 8.\" the Institute of Electrical and Electronics Engineers, Inc. 9.\" 10.\" Redistribution and use in source and binary forms, with or without 11.\" modification, are permitted provided that the following conditions 12.\" are met: 13.\" 1. Redistributions of source code must retain the above copyright 14.\" notice, this list of conditions and the following disclaimer. 15.\" 2. Redistributions in binary form must reproduce the above copyright 16.\" notice, this list of conditions and the following disclaimer in the 17.\" documentation and/or other materials provided with the distribution. 18.\" 3. Neither the name of the University nor the names of its contributors 19.\" may be used to endorse or promote products derived from this software 20.\" without specific prior written permission. 21.\" 22.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 23.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 26.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32.\" SUCH DAMAGE. 33.\" 34.\" @(#)echo.1 8.1 (Berkeley) 7/22/93 35.\" 36.Dd $Mdocdate: September 3 2010 $ 37.Dt ECHO 1 38.Os 39.Sh NAME 40.Nm echo 41.Nd write arguments to the standard output 42.Sh SYNOPSIS 43.Nm echo 44.Op Fl n 45.Op Ar string ... 46.Sh DESCRIPTION 47The 48.Nm 49utility writes any specified operands, separated by single blank 50.Pq Sq \ \& 51characters and followed by a newline 52.Pq Sq \en 53character, to the standard 54output. 55When no operands are given, only the newline is written. 56.Pp 57The options are as follows: 58.Bl -tag -width Ds 59.It Fl n 60Do not print the trailing newline character. 61.El 62.Sh EXIT STATUS 63.Ex -std echo 64.Sh SEE ALSO 65.Xr csh 1 , 66.Xr ksh 1 , 67.Xr printf 1 68.Sh STANDARDS 69The 70.Nm 71utility is compliant with the 72.St -p1003.1-2008 73specification. 74.Pp 75The flag 76.Op Fl n 77is an extension to that specification. 78.Pp 79.Nm 80also exists as a built-in to 81.Xr csh 1 82and 83.Xr ksh 1 , 84though with a different syntax. 85