This regex remove \n like litteral string not a newline

Optional plus or minus sign. Leading zero required for decimal number less than zero.

phone matcher for following formats (123).234.4567 (123)-234-4567 (617) 495-1797 (617) 495 1797 (617) 4951797...

I'm trying to match a hostname input with the following properties: a-z A-Z 0-9 : - are allowed ; doesnot start or end with - ; "." can be used to separate different labels of the hostname. But gives no match for this regex: ^(a-zA-Z0-9|(?<!-)\.(?![-.]))[a-zA-Z0-9]+)?)$ ...

Valid only for something.cz, some-thing.cz, 2245exampl.cz ... Not-valid for -some.cz, here.com.cz ...

A simple regexp to parse a search string. It will split the search string into an array of search terms. Each search term will be represented by an array containing 3 strings: ...

Used in C# in my particular case.

task is prepend domain to all src img. why 3rd img doesnt parse???

to share with IRC helpers

Get information from File URL such as, Extension. Parent folder name. Drive name. File name.

1.Tree of subdivisions may have up to 127 levels. 2.Each label may contain up to 63 characters. 3.The full domain name may not exceed the length of 253 characters in its textual representation. rfc1035 rfc1123 rfc2181

This regex can be used within a HTML5 input tag to ensure a time has been entered correctly such as 23:40 or 11:40 PM.

validates TCP/UDP port number (1..65535)

I have used this regexp succesfully in php with flags gmU and have multiple matches. In js there is no U flag and this only returns last match. Is there anything I can do to make this work similarly in javascript?