Bash Case Statement: Case statements are one of the main function of basic programming. If you want to perform a multiple option function, Then Bash Case is one of the best way to achieve! This Bash Case statment replaces the Nested if else function. The Base Case Statement is the efficient one & readable, easy to maintain. In this tutor, we provided the basic usages of Bash Case Statments with Syntax & Examples.
Bash Case Statement Command Syntax:
The basic bash case statement command syntax is
Bash Case Statement Syntax Explnation:
- CASE & ESAC– Each case statment must start with CASE keyword followed by your condition & followed by in keyword. The CASE statement must be end with ESAC keyword.
- You can use more than one pattern in the same case using the or | operator. The patterns should be ends with parentheses ).
- You can add special character in your patterns.
- The pattern with its statement is called as the Clause.
- You need to end your_patterns with the Double-Semicolon ;;
- The Default statement can be declared through the * Asterisk symbol. You should use the * symbol followed by parentheses ), which terminates the statement.
- The command which matches with the patterns & the corresponding statement will be executed.
- If your command matches no pattern & then the result status will exit the commands.
Bash Case Statement Command Examples:
The below code is the example for Bash Case Statement Command,
The output of the above bash case statement command is,If you no pattern matches with the above command it will print the default statement. The default output of the above statement is,
That’s it, The above tutorial will help you understant the concept of Bash Case Statement command in Linux, If you have any queries and then comment us below.
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