tr.1 (d0353b836e88609b9400851d32e0aa6645ff9be3) tr.1 (9597e1c2607a27a75eadda656f96d9ab38aac153)
1.\" Copyright (c) 1991, 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

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139A backslash followed by 1, 2 or 3 octal digits represents a character
140with that encoded value.
141To follow an octal sequence with a digit as a character, left zero-pad
142the octal sequence to the full 3 octal digits.
143.It \echaracter
144A backslash followed by certain special characters maps to special
145values.
146.Pp
1.\" Copyright (c) 1991, 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

--- 130 unchanged lines hidden (view full) ---

139A backslash followed by 1, 2 or 3 octal digits represents a character
140with that encoded value.
141To follow an octal sequence with a digit as a character, left zero-pad
142the octal sequence to the full 3 octal digits.
143.It \echaracter
144A backslash followed by certain special characters maps to special
145values.
146.Pp
147.Bl -column
147.Bl -column "\ea"
148.It "\ea <alert character>
149.It "\eb <backspace>
150.It "\ef <form-feed>
151.It "\en <newline>
152.It "\er <carriage return>
153.It "\et <tab>
154.It "\ev <vertical tab>
155.El
156.Pp
157A backslash followed by any other character maps to that character.
158.It c-c
159Represents the range of characters between the range endpoints, inclusively.
160.It [:class:]
161Represents all characters belonging to the defined character class.
162Class names are:
163.Pp
148.It "\ea <alert character>
149.It "\eb <backspace>
150.It "\ef <form-feed>
151.It "\en <newline>
152.It "\er <carriage return>
153.It "\et <tab>
154.It "\ev <vertical tab>
155.El
156.Pp
157A backslash followed by any other character maps to that character.
158.It c-c
159Represents the range of characters between the range endpoints, inclusively.
160.It [:class:]
161Represents all characters belonging to the defined character class.
162Class names are:
163.Pp
164.Bl -column
164.Bl -column "xdigit"
165.It "alnum <alphanumeric characters>
166.It "alpha <alphabetic characters>
167.It "cntrl <control characters>
168.It "digit <numeric characters>
169.It "graph <graphic characters>
170.It "lower <lower-case alphabetic characters>
171.It "print <printable characters>
172.It "punct <punctuation characters>

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165.It "alnum <alphanumeric characters>
166.It "alpha <alphabetic characters>
167.It "cntrl <control characters>
168.It "digit <numeric characters>
169.It "graph <graphic characters>
170.It "lower <lower-case alphabetic characters>
171.It "print <printable characters>
172.It "punct <punctuation characters>

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