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       column-t - iomenu - interactive terminal-based selection menu
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       ---
       column-t (381B)
       ---
            1 #!/usr/bin/awk -f
            2 # format text in aligned two-space separated columns: portable column -t
            3 
            4 {
            5         for (f = 1; f <= NF; f++) {
            6                 l = length($f)
            7                 if (l > len[f])
            8                         len[f] = l
            9                 field[NR"|"f] = $f
           10         }
           11         if (--f > count)
           12                 count = f
           13 }
           14 
           15 END {
           16         for (row = 1; row <= NR; row++) {
           17                 for (f = 1; f < count; f++)
           18                         printf("%-"len[f]"s  ", field[row"|"f])
           19                 printf("%s\n", field[row"|"f])
           20         }
           21 }