Bash functions, unlike functions in most programming languages do not allow you to return ... or you can pass in the name of a variable to use as the result variable. The examples below describe these ...

Although we're starting off our first programming ... A string variable is a string of alphanumeric characters and allowed symbols that are contained within quotation marks. For example, "Hello ...

When you define macro variables, you can include macro functions in the expressions to manipulate the value of the variable before the value is stored. For example, you can use functions that scan ...

We often read (including in the book Advanced Bash-Scripting Guide by Mendel Cooper) that if we pass variable names as parameters to functions, they will be treated as string literals and cannot be ...

Among the clearly explained examples are models that show you how to build SAS data sets, use SAS functions for data translation, program more efficiently, relate information from multiple sources, ...