Introduction In this tutorial, How to use wc command in Linux. it is one of the core Linux utilities, no need to install it. In the expansive realm of Linux command-line utilities, the "wc" command stands as a compact yet powerful tool that plays a pivotal role in assessing textual data. Short for "word count," the "wc" command offers more than just counting words. It is a versatile Swiss Army knife for analyzing files and generating insightful reports. You can counts the lines, words, and bytes in a file or selection of file. etc. wc command in Linux The simplest way to use wc command as below:   As the picture, wc command scan the file and count the line, words, and bytes and display terminal windows. You can pass multiple files to wc command. wc command line option The display lines in file How to words in a file Display characters in file use -m option the length of the longest line in a file Use piping input to wc command to  count the occurrences of