'How to generate random even number as parameter of function in bash one line command?

I need to set random even number as function parameter in terminal:
soapy_power -b random_even_number

First step, I generate random number with shuf -i1-10 -n1
Next,I try to judge whether random number is even,if not +1 to this number.

What I tried and failed: $(((shuf -i1-10 -n1) %2 -eq 0 OR (shuf -i1-10 -n1)+1))

How to generate random even number as parameter of function in bash one line command?

bash random terminal

Solution 1:^[1]

Try

soapy_power -b "$(( RANDOM%5*2+2 ))"

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Solution	Source
Solution 1