Awk to add wildcards to a text string read from file - Regex
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Read from file into variable - Bash Script take2
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How to extract a value from a string using regex and a shell?
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How to replace only the Nth occurrence of a pattern in a file?
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How to get the substring of a filename that matches a "*" glob wildcard?
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Awk: extract different columns from many different files
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Remove lines from file up to a pattern, unless the pattern doesn't exist
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Replace Tag of and xml file after pattern matching using shell
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How can I extract/change lines in a text file whose data are separated into fields?
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splitting file based on values in specific column
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How to print file content only if the first line matches a certain pattern?
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How to parse each line of a text file as an argument to a command?
92432
Matching text using grep or awk
20104
Using awk with variables
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Return only the portion of a line after a matching pattern
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Python regular expressions - how to capture multiple groups from a wildcard expression?
137070
If column matches another file, print every line with match (awk/grep)
76983
Force newlines with cat wildcard printing