Good code is its own best documentation. As you are about to add a comment, ask yourself, How can I improve the code so that this comment isn't needed? Improve the code and then document it to make it even clearer. Steve McConnell
grep command is used to search text or searches the given file for lines containing a match to the given strings or words.
The grep search the string from given file and returns the number of occurrences and index for each string in the file. Write program to take file, search string and find the number of occurrences and list of index values from the given string.
Search file Name: 'src/com/dsacode/Algorithm/search/FileGrep.java' Search keyword: 'static' Mapped from 0 for 3709 Times found at: 4 Word found at: 13, 15, 66, 76