This regular expression helps keeping the PHP documentation up to date by adding the @since tags in the doc block where there are none.

for the Google interacting with the OS course final project on Coursera

/ \).$ / gm \) matches the character ) literally (case sensitive) ...

s matches the character s literally (case sensitive) 1st Capturing Group (\d) \d matches a digit (equivalent to [0-9]) Global pattern flags...

Alpha Numeric with International characters with space This matches any letter, number, or space in most languages. [...] -> Match with conditions [a|b] -> Match 'a' OR 'b'...

笔试字符串检查regex

LUXOMS [DOMOTICA] : 'elements' - S - switch In the LUXOM configuration there are just a few number of fields to use. Therefor by using an certain syntax, to add more features and possibilities to extract later by regular expression. ...

surround a string by $$ chards

surrounded by regex

The only special characters I've come across are ., :, /. Tailwind CSS uses all of them.

UK National Insurance Number, NINO

Solves the practice problem from https://www.sitepoint.com/learn-regex/

passes freecodecamp's telephone validator

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Simple regex for Softuni

text

国家：Cambodia 中文名称：柬埔寨 区域码：+855 手机号位数：8或9 号段：10-18 其他号段：31、38、60、61、66-71、76-78、80、81、83-89、90-93、95-99...

国家：India 中文名称：印度 区域码：+91 手机号位数：10 号段：7503、7504、8000、900 ...

주피와의관계

Check if the phone number is correct from sénégal