Rdb: Ruby-Nachbau der MWC /rdb-Werkzeuge

2026-10-11 20:33:17 +02:00
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+.TH addcol "" "" "/rdb Command"
+.PC "Add a column to a table"
+\fBaddcol \fInewcolumn \fB< \fItable\fR
+.PP
+.II "add column to table"
+.II "column^add to table"
+The command
+.B addcol
+appends one or more new columns to
+.IR table .
+The column is initialized to blank spaces, and is given the name
+.IR newcolumn .
+.SH Example
+The command
+.DM
+	addcol New < inventory
+.DE
+.PP
+modifies table
+.B inventory
+to appear as follows:
+.DM
+Item  Amount  Cost    Value   Description     New
+----  ------  ----    -----   --------------  -------
+   1       3    50      150   rubber gloves    
+   2     100     5      500   test tubes    
+   3       5    80      400   clamps    
+   4      23    19      437   plates    
+   5      99    24     2376   cleaning cloth    
+   6      89   147    13083   bunsen burners    
+   7       5   175      875   scales    
+.DE
+.PP
+Note that column
+.B New
+has been added to the table.
+.SH "See Also"
+.B
+jointable,
+number
+.R