Topics

• Arrays
• Bash Parameter Expansion
• Scoping
• Getting started with sh
• Pattern matching and regular expressions
• The `read` command
• Avoiding date using printf

Examples

• Array Assignments
• Modifying the case of alphabetic characters
• Parameter indirection
• Dynamic scoping in action
• Hello, world!
• Read a line verbatim
• Read a line, stripping leading and trailing whitespace
• Get the current date
• Set variable to current time