Menu
Given a string file path such as /foo/fizzbuzz.bar, how would I use bash to extract just the fizzbuzz portion of said string?
552
Remove File Extension Using the basename Command in Bash If you know the name of the extension, then you can use the basename command to remove the extension from the filename. The first command-Line argument of the basename command is the variable's name, and the extension name is the second argument.
Remove Character from String Using cut Cut is a command-line tool commonly used to extract a portion of text from a string or file and print the result to a standard output. You can also use this command for removing characters from a string.
Here's how to do it with the # and % operators in Bash.
$ x="/foo/fizzbuzz.bar" $ y=${x%.bar} $ echo ${y##*/} fizzbuzz ${x%.bar} could also be ${x%.*} to remove everything after a dot or ${x%%.*} to remove everything after the first dot.
Example:
$ x="/foo/fizzbuzz.bar.quux" $ y=${x%.*} $ echo $y /foo/fizzbuzz.bar $ y=${x%%.*} $ echo $y /foo/fizzbuzz Documentation can be found in the Bash manual. Look for ${parameter%word} and ${parameter%%word} trailing portion matching section.
78
If you love us? You can donate to us via Paypal or buy me a coffee so we can maintain and grow! Thank you!
Donate Us With
