A simple way to count the number of lines in a file on a Microsoft Windows system is by using the following command:
find /v /c "" somefile.txt
The /c option counts the number of lines while the
/v option displays all lines NOT containing the specified string.
Since the null string, i.e. "", is treated as never matching,
you should see the number of lines in the file displayed - see the
Stupid command-line trick: Counting the number of lines in stdin
article at Raymond Chen's Microsoft Developer Blog,
The Old New Thing for
an explanation of why this works and how a bug in the earliest
MS-DOS version
of the find command became a feature that remains to this day.
The MS-DOS operating system was an operating system for early IBM PC compatible personal computers provided by Microsoft long before the company created Microsoft Windows. The operating system was commonly found on personal computers (PCs) during the 1980s to the mid 1990s. The operating system was acquired by Microsoft from Seattle Computer Products and modified by Microsoft to meet the needs of IBM for its IBM PC
