判断是否有非法字符（合法字符为数字+-# |以及{"0":0, "1":1}所包含的符号） 能捕获的：包含汉字、英文字符、部分分割符（；、/）、各种括号的电话

Username Middle name Surname regex matcher

Look for all entries of a country on a list that can have repeated values

Matches CDATA sections while disallowing nesting

Accounts for any character 4 times and not 'null'

phone number matcher

A regex string to validate flight number

For two digits in regex in decimal places two and allow two digits before that point decimal

Email - Works 99% close to oficial Standards, even better

Testing all known Variations of Instagram Profile Url's

LinkedIn Profile Url

only lat and cyr letters

An email regex that allows for capitals after the final dot (ie. TEST@GMAIL.COM)

时间

Pattern matches to all illegal characters in directory name. Can be useful for normalizing the folder name before creating it

2135

This checks the syntax for CRON

Matches with Bangladeshi Mobile and Telephone Numbers

Validates IPv4 Address for Java

Formats jdbc:postgresql:database jdbc:postgresql:/ jdbc:postgresql://host/database jdbc:postgresql://user:password@host/database...