History substitution fails when implemented in shell script
Output 09_03_2016
history-expansion
$_ vs !$. Last argument of the preceding command and output redirection
The question is about special variables. Documentation says:
Bash: History expansion inside single quotes after a double quote inside the same line
I took a closer look on this phenomenon after I stumbled over it in two other questions today. I’ve tried all of this with the default set -H (history expansion on).