Thread: Bash, zenity clears the variable

i want have result in variable.

code:

apt=`sudo apt-get update`  echo "$apt"

echo returns.

code:

apt=`sudo apt-get update | zenity --progress --auto-close`  echo "$apt"

echo empty returns. why doesn't display? how well?

man tee

tee stdout zenity , cat stdoutput file on finish

eg

code:

sudo apt-get update | tee mylog.log | zenity --progress --auto-close cat mylog.log

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