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Annotation of cci/usr/src/man/man1/expand.1, revision 1.1.1.1

1.1       root        1: .TH EXPAND 1 "18 January 1983"
                      2: .UC 4
                      3: .SH NAME
                      4: expand, unexpand \- expand tabs to spaces, and vice versa
                      5: .SH SYNOPSIS
                      6: .B expand
                      7: [
                      8: \-tabstop
                      9: ] [
                     10: \-tab1,tab2,...,tabn
                     11: ] [
                     12: file ...
                     13: ]
                     14: .br
                     15: .B unexpand
                     16: [
                     17: .B \-a
                     18: ] [
                     19: file ...
                     20: ]
                     21: .SH DESCRIPTION
                     22: .I Expand
                     23: processes the named files or the standard input writing
                     24: the standard output with tabs changed into blanks.
                     25: Backspace characters are preserved into the output and decrement
                     26: the column count for tab calculations.
                     27: .I Expand
                     28: is useful for pre-processing character files
                     29: (before sorting, looking at specific columns, etc.) that
                     30: contain tabs.
                     31: .PP
                     32: If a single
                     33: .I tabstop
                     34: argument is given then tabs are set
                     35: .I tabstop
                     36: spaces apart instead of the default 8.
                     37: If multiple tabstops are given then the tabs are set at those
                     38: specific columns.
                     39: .PP
                     40: .I Unexpand
                     41: puts tabs back into the data from the standard input or the named
                     42: files and writes the result on the standard output.
                     43: By default only leading blanks and tabs
                     44: are reconverted to maximal strings of tabs.  If the
                     45: .B \-a
                     46: option is given, then tabs are inserted whenever they would compress the
                     47: resultant file by replacing two or more characters.

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