1.\" Copyright (c) 1989, 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. All advertising materials mentioning features or use of this software 16.\" must display the following acknowledgement: 17.\" This product includes software developed by the University of 18.\" California, Berkeley and its contributors. 19.\" 4. Neither the name of the University nor the names of its contributors 20.\" may be used to endorse or promote products derived from this software 21.\" without specific prior written permission. 22.\" 23.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 24.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 27.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33.\" SUCH DAMAGE. 34.\" 35.\" @(#)cut.1 8.1 (Berkeley) 6/6/93 36.\" 37.Dd June 6, 1993 38.Dt CUT 1 39.Os 40.Sh NAME 41.Nm cut 42.Nd select portions of each line of a file 43.Sh SYNOPSIS 44.Nm cut 45.Fl c Ar list 46.Ar 47.Nm cut 48.Fl f Ar list 49.Op Fl d Ar string 50.Op Fl s 51.Ar 52.Sh DESCRIPTION 53The 54.Nm cut 55utility selects portions of each line (as specified by 56.Ar list ) 57from each 58.Ar file 59(or the standard input by default), and writes them to the 60standard output. 61The items specified by 62.Ar list 63can be in terms of column position or in terms of fields delimited 64by a special character. Column numbering starts from 1. 65.Pp 66.Ar List 67is a comma or whitespace separated set of increasing numbers and/or 68number ranges. 69Number ranges consist of a number, a dash 70.Pq Li \- , 71and a second number 72and select the fields or columns from the first number to the second, 73inclusive. 74Numbers or number ranges may be preceded by a dash, which selects all 75fields or columns from 1 to the first number. 76Numbers or number ranges may be followed by a dash, which selects all 77fields or columns from the last number to the end of the line. 78Numbers and number ranges may be repeated, overlapping, and in any order. 79It is not an error to select fields or columns not present in the 80input line. 81.Pp 82The options are as follows: 83.Bl -tag -width Fl 84.It Fl c Ar list 85The 86.Ar list 87specifies character positions. 88.It Fl d Ar string 89Use the first character of 90.Ar string 91as the field delimiter character instead of the tab character. 92.It Fl f Ar list 93The 94.Ar list 95specifies fields, delimited in the input by a single tab character. 96Output fields are separated by a single tab character. 97.It Fl s 98Suppresses lines with no field delimiter characters. 99Unless specified, lines with no delimiters are passed through unmodified. 100.El 101.Pp 102.Nm Cut 103exits 0 on success, 1 if an error occurred. 104.Sh SEE ALSO 105.Xr paste 1 106.Sh STANDARDS 107The 108.Nm cut 109utility is expected to conform to 110.St -p1003.2 . 111