You should change your test statement to:
if [[ -n "$TO_REMOVE" ]]; then
This will remove the dependency on bc.
bc
That's smart! So instead of counting lines, I'm checking if the string is not empty, right?
Yep! Using the bash string comparison operator -n: tldp.org/LDP/abs/html/comparison-o...
Wonderful! Thank you for the suggestion :)
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You should change your test statement to:
This will remove the dependency on
bc.That's smart! So instead of counting lines, I'm checking if the string is not empty, right?
Yep! Using the bash string comparison operator -n: tldp.org/LDP/abs/html/comparison-o...
Wonderful! Thank you for the suggestion :)