bash if regex
There are a couple of important things to know about bash's ... So if you write: [[ $x =~ [$0-9a-zA-Z] ]] , the $0 inside the regex on the right will be ...,That is, you can define a regex in bash matching the format you want. .... A good way to test if a string is a correct date is to use the command date: if date -d ...
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 bash if regex 相關參考資料
use regular expression in if-condition in bash - Stack Overflow
When using a glob pattern, a question mark represents a single character and an asterisk represents a sequence of zero or more characters: if [[ $gg ... https://stackoverflow.com Regex matching in a Bash if statement - Stack Overflow
There are a couple of important things to know about bash's ... So if you write: [[ $x =~ [$0-9a-zA-Z] ]] , the $0 inside the regex on the right will be ... https://stackoverflow.com Check if a string matches a regex in Bash script - Stack Overflow
That is, you can define a regex in bash matching the format you want. .... A good way to test if a string is a correct date is to use the command date: if date -d ... https://stackoverflow.com bash regex match string - Stack Overflow
If portability is not a concern, I recommend using [[ instead of [ or test as it is ... to Aquarius Power in the comment above, We need to store the regex on a var. https://stackoverflow.com Bash if statement with regex - Stack Overflow
Some regex libraries (possible the Java one you use) have methods that specifically test the regex against the whole input string. But in bash ... https://stackoverflow.com Pattern matching in if statement in bash - Stack Overflow
[[ $string = $pattern ]] doesn't perform regex matching; instead, it's a glob-style pattern match. While . means "any character" in regex, it matches ... https://stackoverflow.com regular expression - Using regex inside if clause in bash - Unix ...
You need to remove the quoting in the regex match. if [[ $str} =~ m-.m ]]; then. From the bash man page: [...] An additional binary operator, =~, is ... https://unix.stackexchange.com |