Webswitch: switch. Process commands depending on the value of a variable. When you need to handle more than three choices, switch is a useful alternative to an if-then-else statement. If the string variable matches pattern1, the first set of commands is executed; if string matches pattern2, the second set of commands is executed; and so on. WebOct 3, 2024 · When a match is found all of the associated statements until the double semicolon (;;) are executed. A case will be terminated when the last command is executed. If there is no match, the exit status of the case is zero. Syntax: case in Pattern 1) Statement 1;; Pattern n) Statement n;; esac . An example of a switch statement is shown below.
Examples of Switch Case in Shell Scripting - EduCBA
WebJan 21, 2024 · An example of the switch case statement is explained below. Code: fruit = “kiwi” case $fruit” in “apple”) echo “apple is tasty”;; … WebPurpose. Changes a user's login shell. Syntax. chsh [ -R load_module] [ Name [ Shell] ]. Description. The chsh command changes a user's login shell attribute. The shell attribute … tsp recent returns
C shell built-in commands list - IBM
WebBreaks from a switch command. case: Defines a label in a switch command. cd: Changes the current directory to the specified directory. chdir: Changes the current directory to the specified directory. continue: Continues execution of the nearest enclosing foreach or while command. default: Labels the default case in a switch statement. dirs ... WebThe ==,!=, =~, and !~ operators compare their arguments as strings; all others operate on numbers. The =~ and !~ operators are similar to == and !=, except that the rightmost side … WebExample of using a foreach statement: #!/bin/csh set phase_list = (ScP PcP P) set depths = (100.0 200.0 300.0 400.0 500.0 600.0) # loop through all seismic phases and depths set … tsp registration form