Regular Expressions 101

A general regular expression that uses the keywords 'Facebook' and 'id' to collect strings that contain Facebook IDs. Also, added an additional condition to where if there's a long numeric string it will be match a group given that, 'Facebook' is within the string. This is a special use-case and can...

If for whatever reason there isn't a delimiter within your data to for storing your SSNs you should be able to use this regular expression to capture 9 digit strings within data. You might need to add special keywords to filter out false positives.

Here's a regular expression to handle a specific year in the different forms of dates: YYYY-MM-DD DD-MM-YYYY MM-DD-YYYY ...

This regex can capture any column name from a select query. Be the original name, like are named on table, renamed with a reserved word AS or even without explicit AS. Go on, and test with your query ;)

Validates that you provide a CIDR in one of the following valid ranges. 0.0.0 – 127.255.255.255 127.0.0.0/8 0.0.0 – 10.255.255.255 10.0.0.0/8 16.0.0 – 172. 31.255.255 172.16.0.0/12 192.168.0.0 – 192.168.255.255 192.168.0.0/16...

A proof of concept regex that captures dates and date ranges with a variety of separators. Works with both DMY and MDY, and if one is not needed, it can be easily deleted from the regex. The full variety of months needs to be implemented by the programmer themselves since developing it in regex101...

(^([0-9]{2,3}.)([0-9]{2,3}.)([0-9]{2,3}.)([0-9]{2,3})$)

11

middle number parsing regex

https://docs.asciidoctor.org/asciidoc/latest/blocks/delimited/

Replaces ^ with Math.pow function call. This assumes all braces have been combined first. If you need help with the combination, I got you—try this Python algorithm: def evaluate_braces(expr): """Recursively evaluate expressions within braces""" Check if expression contains braces if '(' in...

Matches with the valid email addresses.

json value extract

Aquivalent solution for golang's unsupported negative lookahead in re2 flavor of go's regex. This example provides a negative lookahead similar to (?!/api/) ignoring routes with the /api/ prefix at the start.

Gist link for Java : https://gist.github.com/Gencturk-m/9962ce1e1dcf4dd9307062e34b023183 Aşağıdaki yapıdaki plakaları kabul eder: "01-81 X 9999", "01-81 X 99999"...

Testing Authelia subdomain / path rules. You can read more at the Authelia Docs By default, this regex101 page is shown a test for a generic API path domain: "some-sub.drpranavmishra.com" resources:...

see https://stackoverflow.com/questions/76228402/regex-to-extract-n-where-n-is-digit

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