WC (Word Count) is a simple command line utility that displays the number of words in a file. It is especially useful for text files. Word documents, Libre office documents etc are a different matter. Simply type 'wc ' and it will output the number of words in the file.

2015年2月15日 · I had a similar issue attempting to get a character count without the leading whitespace provided by wc, which led me to this page. After trying out the answers here, the following are the results from my personal testing on Mac (BSD Bash). Again, this is for character count; for line count you'd do wc -l. echo -n omits the trailing line break.

2023年1月4日 · If you redirect the filename into wc it omits the filename on output. Bash: read lines words characters <<< $(wc < filename) or. read lines words characters <<EOF $(wc < filename) EOF Instead of using for to iterate over the output of ls, do this: for f in * which will work if there are filenames that include spaces.

2021年8月10日 · If you never used i as a variable, then i will be empty and the command will be wc -l "". The output of that will be empty on STDOUT en contain wc: invalid zero-length file name on STDERR. If the variable i is used, wc will most likely complain about a non-existing file. The point is, that wc will not read STDIN.

2018年3月2日 · Bash scripting: I need to compare the output of wc -l with a variable--to match greater than or equal to that variable. The following code doesn't work but shows what I am trying to do. The following code doesn't work but shows what I am trying to do.

2020年3月23日 · See "Command Substitution" in man bash. If you don't use redirection <, wc also outputs the file name, ...

read lines words chars filename <<< $(wc x) Works without writing to a file (and do not have pipe problem). It is bash specific. From the bash manual: Here Strings A variant of here documents, the format is: <<<word The word is expanded and supplied to the command on its standard input. The key is the "word is expanded" bit.

The subshell takes care of files with spaces. The awk totals the stream of individual file wc outputs, so it ought never to run out of space. It also restricts the exec to files only (skipping directories): find . -type f -name '*.php' -exec bash -c 'wc -l "$0"' {} \; | awk '{s+=$1} END {print s}'

2013年5月14日 · I got wrong result from the wc -l command. After a long :( checking a found the core of the problem, here is the simulation: $ echo "line with end" > file $ echo -n "line without end" >>file $ wc -l file 1 file here are two lines, but missing the last "\n". Any easy solution?

How can I count all lines of all files in all subdirectories with wc? cd mydir wc -l * .. 11723 total man wc suggests wc -l --files0-from=-, but I do not know how to generate the list of all files as NUL-terminated names. find . -print | wc -l --files0-from=- did not work.