Author: S J

This topic is about AWK - Output Redirection. So far, we displayed data on standard output stream. We can also redirect data to a file. A redirection appears after the print or printf statement.…

This topic is about AWK - User Defined Functions. Functions are basic building blocks of a program. AWK allows us to define our own functions. A large program can be…

This topic is about AWK - Built-in Functions. AWK has a number of functions built into it that are always available to the programmer. This chapter describes Arithmetic, String, Time,…

This topic is about AWK - Loops. This chapter explains AWK's loops with suitable example. Loops are used to execute a set of actions in a repeated manner. The loop…

This topic is about AWK - Control Flow. Like other programming languages, AWK provides conditional statements to control the flow of a program. This chapter explains AWK's control statements with…

This topic is about AWK - Arrays. AWK has associative arrays and one of the best thing about it is – the indexes need not to be continuous set of…

This topic is about AWK - Regular Expressions. AWK is very powerful and efficient in handling regular expressions. A number of complex tasks can be solved with simple regular expressions.…

This topic is about AWK - Regular Expression Operators. This example explains the two forms of regular expressions operators. Match It is represented as ~. It looks for a field…

This topic is about AWK - Array Membership Operator. It is represented by in. It is used while accessing array elements. The following example prints array elements using this operator. Example…

This topic is about AWK - String Concatenation Operator. Space is a string concatenation operator that merges two strings. The following example demonstrates this − Example [jerry]$ awk 'BEGIN {…