Check shortcode

IPv4 Address Input

Eircode validation for new postcodes identifiers in Republic of Ireland. Case-insensetive for easier user input. Added optional space separator to follow same pattern as in UK post codes and in examples used in eircode spec.

It won't match single line comments like this one: //* This comment won't be match */ ^ see the double / Works in PHP without the g modifier.

PHP Basic coding standard Naming Convension pattern: /^\pL_*$/

Iranian birth date aka tarikh tavalod تاریخ تولد ایرانی ها

Iranian identity code aka shenasname code شماره شناسنامه ایرانی ها

\b can be replicated as (?<=\w)(?=\W)|(?<=\W)(?=\w) Understanding how to create these class transitions can be beneficial for several reasons. In this instance, counting the results of this regex can be used to measure randomness within strings containing multiple character classes.

This UK postcode regex will match all variants of postcode formats including inner London postcodes (eg SW1A), with optional space (both AL11XP and AL1 1XP are valid) It will reject any postcode that does not specify a valid postcode area. Each part of the postcode is also captured into a capture ...

Verifica Código Postal [Portugal]

CSS Coding Guideline BEM (Block Element Modifier)

APD SFs too general

Checks for DD/MM pattern must start and end with the digits no letters or other symbols allowed. Made by your good guy Levent M. (it accepts also 28+/02 but yhea one problem at a time right?)

This regex matches every IPv4 address with or without 0s before every number. For example: 192.168.1.1 00000000000192.168.00000000000001.01

Best URL Regex to match URL, This is simple and can match 64K of url regex under 20ms Regex Matches All Below and more: https://example.domain http://example.domain...

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