version 1.1, 1996/09/21 05:39:45 |
version 1.2, 1996/09/21 06:06:40 |
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.TH LESS 1 |
.TH LESS 1 |
.SH NAME |
.SH NAME |
less \- opposite of more |
less, more \- view files on a crt |
.SH SYNOPSIS |
.SH SYNOPSIS |
.B "less -?" |
.B "less|more -?" |
.br |
.br |
.B "less -V" |
.B "less|more -V" |
.br |
.br |
.B "less [-[+]aBcCdeEfgGiImMnNqQrsSuUVwX]" |
.B "less|more [-[+]aBcCdeEfgGiImMnNqQrsSuUVwX]" |
.br |
.br |
.B " [-b \fIbufs\fP] [-h \fIlines\fP] [-j \fIline\fP] [-k \fIkeyfile\fP]" |
.B " [-b \fIbufs\fP] [-h \fIlines\fP] [-j \fIline\fP] [-k \fIkeyfile\fP]" |
.br |
.br |
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.SH DESCRIPTION |
.SH DESCRIPTION |
.I Less |
.I Less |
is a program similar to |
is a program similar to the traditional |
.I more |
.I more |
(1), but which allows backward movement |
(1), but which allows backward movement |
in the file as well as forward movement. |
in the file as well as forward movement. |
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(On a hardcopy terminal, lines which should be printed at the top |
(On a hardcopy terminal, lines which should be printed at the top |
of the screen are prefixed with a caret.) |
of the screen are prefixed with a caret.) |
.PP |
.PP |
Commands are based on both |
This version of |
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.I less |
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also acts as |
.I more |
.I more |
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(1) if it is called as |
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.I more. |
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In this mode, the differences are in the prompt and that |
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.I more |
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exits by default when it gets to the end of the file. |
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Commands are based on both traditional |
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.I more |
and |
and |
.I vi. |
.I vi. |
Commands may be preceded by a decimal number, |
Commands may be preceded by a decimal number, |
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Examine the previous file in the command line list. |
Examine the previous file in the command line list. |
If a number N is specified, the N-th previous file is examined. |
If a number N is specified, the N-th previous file is examined. |
.PP |
.PP |
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.IP ":t" |
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Go to supplied tag. |
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.PP |
.IP ":x" |
.IP ":x" |
Examine the first file in the command line list. |
Examine the first file in the command line list. |
If a number N is specified, the N-th file in the list is examined. |
If a number N is specified, the N-th file in the list is examined. |
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.I less |
.I less |
is running, via the "\-" command. |
is running, via the "\-" command. |
.PP |
.PP |
Options are also taken from the environment variable "LESS". |
Options are also taken from the environment variable "LESS" if the |
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command is |
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.I less |
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, or from the environment variable "MORE" if the command is |
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.I more. |
For example, |
For example, |
to avoid typing "less -options ..." each time |
to avoid typing "less -options ..." each time |
.I less |
.I less |
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.IP -C |
.IP -C |
The -C option is like -c, but the screen is cleared before it is repainted. |
The -C option is like -c, but the screen is cleared before it is repainted. |
.IP -d |
.IP -d |
The -d option suppresses the error message |
The -d option causes the default prompt to include the basic directions |
normally displayed if the terminal is dumb; |
``[Press space to continue, 'q' to quit.]''. The -d |
that is, lacks some important capability, |
option also causes the message ``[Press 'h' for instructions.]'' to be |
such as the ability to clear the screen or scroll backward. |
displayed when an invalid command is entered (normally, the bell is |
The -d option does not otherwise change the behavior of |
rung). This option is useful in environments where users may not be |
.I less |
experienced with pagers. |
on a dumb terminal). |
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.IP -D\fBx\fP\fIcolor\fP |
.IP -D\fBx\fP\fIcolor\fP |
[MS-DOS only] |
[MS-DOS only] |
Sets the color of the text displayed. |
Sets the color of the text displayed. |
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the second time it reaches end-of-file. |
the second time it reaches end-of-file. |
By default, the only way to exit |
By default, the only way to exit |
.I less |
.I less |
is via the "q" command. |
is via the "q" command, except in |
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.I more |
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mode, where |
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.I less |
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will exit at the end of a file. |
.IP -E |
.IP -E |
Causes |
Causes |
.I less |
.I less |
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.IP LESS |
.IP LESS |
Flags which are passed to |
Flags which are passed to |
.I less |
.I less |
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automatically. |
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.IP MORE |
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Flags which are passed to |
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.I more |
automatically. |
automatically. |
.IP LESSBINFMT |
.IP LESSBINFMT |
Format for displaying non-printable, non-control characters. |
Format for displaying non-printable, non-control characters. |