Learn Linux Shell Scripting - Fundamentals of Bash 4.4

Advanced if-then-else

This chapter is dedicated to everything to do with conditional testing and scripting loops, which are two concepts that are often intertwined. We have already seen the if-then-else loop in Chapter 9, Error Checking and Handling, which focused on error checking and handling. We'll present a small recap of the things we've described regarding if-then-else, before moving on to advanced concepts.