This regex can check if the email format is valid. Feels free to use it

中国无线电协会业余无线电分会业余无线电操作证书 txt 题库格式化

Simple email validation based loosely on https://en.wikipedia.org/wiki/Email_address

Simple UNC path validation. Both *nix and windows style.

Log - Example1

1000-9999 years '-', ' ', ':', '.', or '/' may be user as divider

Format Date from different input

Breaks out CSI numbers for proper reformat

Credit to Juarez and Slava who collectively derived the expression below here: https://stackoverflow.com/questions/14203122/create-a-regular-expression-for-cron-statement/63729682#63729682 For more in depth explanation see: https://gist.github.com/Aterfax/401875eb3d45c9c114bbef69364dd045

Yup...

Validates Irish Vehicle Registration Plates to S.I. No. 318/1992 - Vehicle Registration and Taxation Regulations, 1992 (as amended). Also validates modern 3 digit year identifier (introduced in 2013).

test

PrivtBank Receipt Parser vx520

PrivtBank Receipt Parser

Duration regular expression as per https://en.wikipedia.org/wiki/ISO_8601 PnYnMnDTnHnMnS or PnW Examples: P1Y1M1DT1H1M1S P1M - 1 month...

Get decimal point amount from amount string with currency symbol

problem satatement is to get all the amount despite of inconsistencies in comma or dollar sign also I need to exclude year from that (if no pattern can be made asssume to get all the amount greater than 3000)

Flags the missing opening bracket.

This regular expression has the following features that make it a convenient tool for working with text data. (?=\S) Positive lookahead, trims leading whitespace in text block. (? ... ) Group for text block, which can be comment, section, entry, or undefined string. (? ... ) Group for comment. Incl...

Date regex