shell script function return 1
Exit codes are intended for applications/scripts, not functions. ... #!/bin/bash retfunc() echo "this is retfunc()" return 1 } exitfunc() echo "this is ...,,im using bourne shell In file scriptA i add a new function, test_return() test_return() a=1 return --$a } when i try execute , a='/''/scriptA test_return echo --$a its ... , What you want is maybe validateFile() echo "$1" | grep '.zip$' > /dev/null if [ $? -eq 0 ] then # return appropriate value return 1 else return 0 fi } ..., Functions in Bash are not functions like in other language; they're actually ... There is no such thing like a return value for a command, maybe ..., #!/bin/bash isdirectory() if [ -d "$1" ] then # 0 = true return 0 else # 1 ... value is the exit status of the last command executed in the function.,In mathematics a function ƒ takes an input, x, and returns an output ƒ(x). In computer a shell function name can take an input, $1 and return back the value (true ... , A Bash function can't return a string directly like you want it to. You can do three things: Echo a string; Return an exit status, which is a number, ..., @choroba's answer is correct, however this example might be clearer: valNum $num valNumResult=$? # '$?' is the return value of the previous ..., #1) Change the state of a variable or variables. #2) Use the return command to end the function and return the supplied value to the calling ...
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 shell script function return 1 相關參考資料
Difference between return and exit in Bash functions - Stack Overflow
Exit codes are intended for applications/scripts, not functions. ... #!/bin/bash retfunc() echo "this is retfunc()" return 1 } exitfunc() echo "this is ... https://stackoverflow.com Functions - Shell Scripting Tutorial - The Shell Scripting Tutorial
https://www.shellscript.sh How to return value in shell script - Unix.com
im using bourne shell In file scriptA i add a new function, test_return() test_return() a=1 return --$a } when i try execute , a='/''/scriptA test_return echo --$a its ... https://www.unix.com How to return value in shell script function? - Stack Overflow
What you want is maybe validateFile() echo "$1" | grep '.zip$' > /dev/null if [ $? -eq 0 ] then # return appropriate value return 1 else return 0 fi } ... https://stackoverflow.com Return value in a Bash function - Stack Overflow
Functions in Bash are not functions like in other language; they're actually ... There is no such thing like a return value for a command, maybe ... https://stackoverflow.com Returning a boolean from a Bash function - Stack Overflow
#!/bin/bash isdirectory() if [ -d "$1" ] then # 0 = true return 0 else # 1 ... value is the exit status of the last command executed in the function. https://stackoverflow.com Returning from a function - Linux Shell Scripting Tutorial - A Beginner's ...
In mathematics a function ƒ takes an input, x, and returns an output ƒ(x). In computer a shell function name can take an input, $1 and return back the value (true ... https://bash.cyberciti.biz Returning value from called function in a shell script - Stack ...
A Bash function can't return a string directly like you want it to. You can do three things: Echo a string; Return an exit status, which is a number, ... https://stackoverflow.com shell script - Returning a value from a bash function - Unix ...
@choroba's answer is correct, however this example might be clearer: valNum $num valNumResult=$? # '$?' is the return value of the previous ... https://unix.stackexchange.com Unix Shell Script Functions with Parameters and Return
#1) Change the state of a variable or variables. #2) Use the return command to end the function and return the supplied value to the calling ... https://www.softwaretestinghel |