Returning multiple values from a function in variables using bash script
1 I have found the following code to return multiple variables from a function in bash bin bash calc A 1 B 2 total A B diff A B echo total diff read TOT DIF calc 5 8 echo TOT echo DIF But when I run the script I get the following line 10 syntax error near unexpected token
The Ultimate Guide To Shell Script Function Return Multiple Values In , What is Shell Script Function Return Multiple Values Shell Script Function Return Multiple Values or FRET is a feature of the Shell Script language that allows a function to return more than one value at a time This is done by using arrays which are variables that store a collection of values
Bash Function Return Value LinuxOPsys
Bash Function Return Value Written by Madhur Batra Last updated March 19 2023 Bash Scripting In Bash functions do not support returning values like in other programming languages Instead the return value of a function is its exit status a numeric value indicating success or failure
Returning Values from Bash Functions Linux Journal, The simplest way to return a value from a bash function is to just set a global variable to the result Since all variables in bash are global by default this is easy function myfunc myresult some value myfunc echo myresult The code above sets the global variable myresult to the function result
Bash Function How to Use It Variables Arguments Return phoenixNAP
Bash Function How to Use It Variables Arguments Return phoenixNAP, Bash functions differ from most programming languages when it comes to returning a value from a function By default bash returns the exit status of the last executed command in the function s body The script below shows how to specify the exit status using return 1 Create a script and name it test sh vim test sh
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Returning Values from Functions in Bash Shell Scripting
Returning Values from Functions in Bash Shell Scripting In Bash you can use the return command to return a value from a function with the syntax function returnVal return val The returned value can be captured using the special variable Here s a simple example function my func return 10 my func echo Output 10
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127 1 Returning multiple values in Shell Hi I have a code as the following Code usr bin ksh set x row a 1 b 2 c a b d a b echo a b e row 2 3 set e echo The value of c is c echo The value of d is d Returning multiple values in Shell The UNIX and Linux Forums. You don t put parentheses around the arguments like you might expect from some programming languages Put any parameters for a bash function right after the function s name separated by whitespace just like you were invoking any shell script or command Don t forget to quote them if necessary 127 1 Returning and capturing multiple return values from a function Hi I am pretty confused in returning and capturing multiple values i have defined a function which should return values total difference i have used as Code usr bin ksh calc total 1 2 echo total diff 2 1 echo diff I have invoked this function as calc 5 8
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