in this article, we will learn how touse case statement in Bash scripts, which is also used to evaluate conditions. You can use a Bash case statement instead of writing a long list ofif..elif..elsestatement. If
Case statement is not a loop, it doesn’t execute a block of code for n number of times. Instead, bash shell checks the condition, and controls the flow of the program. In this article let us review the bash case command with 5 practical examples. The case construct in bash shell allo...
The benefits of this are not obvious for trivial examples, but when each case becomes complex, fallthrough becomes a nightmare to follow. The solution is to simplify the case statement with functions. Approach #1 #!/bin/bash quick() { echo "QUICK" } brown() { echo "BROWN" } fox() {...
当您在shell中有多个不同的选择时,Bash case语句可用于简化复杂的条件。使用case语句而不是嵌套的if语句将让您使bash脚本更易读,更易于维护。在本教程中,我们将介绍Bash案例语句的基础知识,并向您展示如何在shell脚本中使用它们。
;; esac echo $Message | mail -s "disk report `date`" anny References 5 Bash Case Statement Examples 7.3. Using case statements©著作权归作者所有,转载或内容合作请联系作者 0人点赞 日记本 喷射的熔浆用户很懒,什么也没有留下~ 总资产1共写了6754字获得9个赞共5个粉丝关注...
I am doing this within a function and using acasestatement, however I think I'm doing this wrong and would like to know if there's a better way? Should I be using anif-then-else? Can I do this with thecase? If I could please get some help on this approach or...
statement5 fi You can use this if .. elif.. if , if you want to select one of many blocks of code to execute. It checks expression 1, if it is true executes statement 1,2. If expression1 is false, it checks expression2, and if all the expression is false, then it enters into...
Case statement Related Examples# Case statement with fall through Fall through only if subsequent pattern(s) match Simple case statement Got any Bash Question?# Ask any Bash Questions and Get Instant Answers from ChatGPT AI: ChatGPT answer me!
This guide aims to give you an understanding of shell, bash, bash scripting concepts, and syntax, along with some valuable examples. Here, you will learn bash scripting from the ground up and how to automate processes on Linux computers. We will discuss variables, conditional statements, passing...
OK, it works, but it's not very functional. Before we make it more useful, let's take a look at the "if" statement used above. In it, we have a boolean expression. In bash, the "=" comparison operator checks for string equality. In bash, all boolean expressions are enclosed in ...