WebThis is a surprisingly tricky thing to do nicely. Fundamentally, -d will only test a single argument - even if you could match filenames using a regular expression. One way would be to flip the problem around, and test directories for a regex match instead of testing the regex match for directories. WebDec 14, 2024 · Bash Scripting: Learn to use REGEX (Basics) Regular expressions or regex or regexp are basically strings of character that define a search pattern, they can be used for …
regex - Splitting a string in a bash script
WebI am trying to write one script that will auto configure mikrotik router, and some weird temperament show as soon as password is sent through aforementioned script and logins the router. ... How to match this [[email protected]] > in bash script (expect)? Ask Question WebAug 11, 2024 · Let’s look at a non-regex example where we change abc into xyz first: $ echo 'abc' sed 's/abc/xyz/' xyz. Here we have used echo to output the string abc. Next we pass … quality automotive and diesel clovis ca
How to validate a domain name with regex Bash script?
WebYou don't need a regex. Bash supports simple glob patterns for trimming prefixes/suffixes. This can be done with ${1##*/}, which trims everything up to the last / from the variable. Specifically, there are 4 variants: ${var#pat} treats pat as a glob and trims the shortest matching prefix from var. WebMar 15, 2024 · Firstly, you need to use a Bash-compatible regex, not a Ruby one, as mentioned in the comments. Next to use the =~ comparison operator you need to use double brackets[[and ]] not single brackets.. And as also mentioned in the comments use -z to check if the read in variable is empty.. Something like: WebYou could do this purely in bash using the double square bracket [[ ]] test operator, which stores results in an array called BASH_REMATCH: [[ "TestT100String" quality auto sound logo