We can use grep command to search for a name or any text in a Unix file.
Grep stands for Globally search a Regular Expression and Print.
Grep command can search for a text in one file as well as multiple files.
We can also specify the text to be searched in regular expression pattern.
% grep ^z *.txt
Above command searches for lines starting with letter z in all the .txt files in current directory.Read the full book at www.amazon.com