Detect space kernel between characters

Delete spaces between words only

Delete spaces at beginning or end of a string

Detect internal links in page

Regex match markdown link

Capture details of file sizes and names from a ls listing from WinSCP

div change to button

(/^\d{0,}(([.]{1})?\d?){0,}$/gi

Matches everything but digits and allows for one decimal point. cannot start with a negative Allowed: 123...

asdasd

Finds all website URLs

password 8-16 with A-Z a-z 0-9 and !@#$ without %

find email addresses

will match ^/teacher//list$ ^/teacher//file/$ ^/teacher//info/$ ...

(204)555-5555 (204)-(555)-(5555) 204-555-5555 To: 2045555555

The CRI expr will match and parse log lines of this format: 2019-01-01T01:00:00.000000001Z stderr P some log message `

Adds german special characters äöüß to the default HTML5 regex

Parse CSS Selector in the form element#id.class into its components. Any of the three elements can be missing.

Grab a first name from a full name string

I created the regexp using the XML-specificaton (https://www.w3.org/TR/xml), but in a simplified format (for example allowing only a narrowed set of tag-name characters). The regular expression is a recursive regexp with backreference. I do not tested extensively the regex with a regex-directed engi...