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7 Sep 2014 -Multiple Commands. Output Redirection. Sed Script Files. Lesson 3: Awk. Awk. Awk Example. Lesson 4: Basic Shell Script ing. Shell Scripts. Shell Variables. 2 Jun 2014 - SED command in unix supports regular expression which allows it perform complex pattern matching. Syntax: sed OPTIONS [SCRIPT] [INPUTFILE] Example: 3 Jan 2017 - In this example, grep would loop through every line of the file "a_file" and print out sed can be used at the command-line, or within a shell script, to edit a file # My First tcsh Script echo ''Hello World!'' Alternate forms. ~/Tutorials/BASH/scripts/day1/examples> cat hello.sh | sed ' 2 Dec 2019 - Basic Linux System Commands: • which. 5. Objectives. • Unix commands for searching. – REGEX. – grep. – sed. – awk. • Bash scripting basics. – variable