Check if a string matches a regex in Bash script

Check if a string matches a regex in Bash script

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How to use '-prune' option of 'find' in sh?

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How to do a non-greedy match in grep?

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sed beginner: changing all occurrences in a folder

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Recursively change file extensions in Bash

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How search for files using regex in linux shell script [closed]

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How to get only process ID in specify process name in linux?

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How to match once per file in grep?

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Meaning of "=~" operator in shell script [duplicate]

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How to extract a value from a string using regex and a shell?

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shell script. how to extract string using regular expressions

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How do I use a regex in a shell script?

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How to match a pattern given in a variable in awk?

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Remove all special characters and case from string in bash

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Regex to batch rename files in OS X Terminal

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