Lines of Code, LOC is defined as those lines in a file that are not
blank or sole comment lines.
Effective Lines of Code, eLOC, is defined as those lines in a file
that are not blanks, sole comments or stand alone parenthesis or
braces. This metric best represents the quantity of work performed
to create the source code document.
Logical Lines of Code, lLOC, is defined as those lines in a file that
form a code statement by ending in a semicolon, where the for loop
construct counts as 1 code statement.
Comment lines are those lines that contain a comment. This
includes lines that have both code and comments on the same physical
line. Logical lines in a file is defined as the sum of LOC, Comments
and Blanks. This metric may and should exceed the physical lines in
a file where there are both comments and code on the same physical
line. You may use the -v mode to report logical lines in a file. The
metric "Lines" in this report is defined as physical lines within the file.