Regular Expressions 101

https://symbl.cc/en/unicode-table/#latin-extended-b

用于获取文件或者图片链接的文件名包含后缀

^ - This indicates the beginning of the expression. - This part specifies that the first character cannot be a digit, hyphen, or underscore. So the first character must be a letter, period, or other special character. [A-z0-9.-]+ - This part requires the username to contain at least one character...

Validate accepted patterns from PEP 440

Given a string, the regex would match if it is a valid IPv4 address.

This regex matches a single one-line C-like string literal. The parsing rules are almost exactly the same as C string literals: A string literal can be surrounded by either single or double quotes, but they must match. In a double quoted string, single quotes can optionally not be preceded by a back...

Description This parses a line of C-like source code into the groups `, , , , and `. It should be matched against a line of source code either containing or not containing the line ending. Use Cases ...

This should match any valid Obsidian internal links, in either wikilinks or Markdown format. It is designed for use with ICU.

Get description from metadata GPX file

test

Test for URL regex

Parse common separated value

parse comma separated values with quotes

Will match strings with the desired number. For example 1234 but not 12345 or 41234. Will ignore leading zeros so 01234 for example will match. Important. Replace 1234 in regex with the actual searched for number

This regex is designed to identify and extract Iranian mobile phone numbers. By using the pattern ^(0098|\+98|98|0|)(9\d{9}$), this pattern allows you to recognize phone numbers in various formats, including international and local prefixes. This tool is particularly useful for programmers and data ...

find first '-' for replace other

To test multiple domains, put a slash (/) at the end of each domain

techwiki.biz

tokotips.com

thedigitalnest.com