Regex is a fundamental skill for anyone working with text streams, whether professionally or just for managing your Linux system but a lot of regex examples are needlessly complex and it doesn't have to be like that. Regex is actually quite easy once you understand the components.
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GNU Awk Manual: https://www.gnu.org/software/gawk/manual/gawk.html
Date Validation: https://stackoverflow.com/questions/42355995/regex-to-match-date-formats-dd-mm-yyyy-and-dd-mm-yyyy
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|1:58||Regex In Awk|
|2:29||Match On Start|
|2:56||Match On End|
|3:19||Match On Any Symbol|
|4:12||Repeat Previous 0 or More Times|
|5:25||Repeat Previous 1 Or More Times|
|8:49||Escaping Special Symbols|
|9:34||Character Classes & Range Expressions|
|12:07||Breaking Down Starting Regex|
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