How to get current shell name (e.g. bash/zsh) on Linux

Just the name of the shell

To get just the name of the shell, e.g. bash or zsh, use

get_shell_name.sh

echo $SHELL | rev | cut -d/ -f1 | rev

echo $SHELL | rev | cut -d/ -f1 | rev

get_shell_name_example.sh

$ echo $SHELL | rev | cut -d/ -f1 | rev
bash

$ echo $SHELL | rev | cut -d/ -f1 | rev
bash

To get the full path of the current shell executable, use

print_shell_path.sh

echo $SHELL

echo $SHELL

print_shell_path_example.sh

$ echo $SHELL
/bin/zsh

$ echo $SHELL
/bin/zsh

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