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Do you know if it is possible to open a new shell from within the script which you can perform the echo and then exit back to the parent?

I tried

ksh
echo $$
exit
echo $$

But it never...

I feared that might be the answer.

Having looked about a bit, I thought that:

echo $$
(echo $$)

would produce different spids as one is run in a subshell. However this outputs the same...

Hi,
I have a script as follows


func1()
{
echo $$
}

func1
func1

This returns the id of the current shell twice so outputs:
4201
4201

I'd like to change this script so the...