The line number of the current item within the entire report. The first entry is line one, the second is line two, etc. When you are on the second page, the numbers start higher. This column never appears by default, but you can add it.

The sequential numeric identification assigned by the system to each variable field in a record, appearing directly to the left of the field's tag. Also, the sequential numeric identification assigned to each entry in the display of a multiple record search result.

A way of referencing a specific line of code. Line numbers always begin at the start of the file with the first line numbered one. You will often see line numbers in the format MyKeenFile.c:23, with the filename before the colon and the line number in that file after it. In the Developer Tools the line number is displayed at the top of any editor window in this format.

In computing, a line number is a way of specifying a point in a file by enumerating each line in the file by a number.