But, as NO colon exists in the replacement regex, the remaining text found is replaced with nothing. This time, as the group 1, the Intranet address is NOT found, the ELSE part of the conditional replacement is executed. *\z, as the modifier (?s) is still active. As that Internet address, matched, is included into round brackets, it represents the group 1 and it is re-copied \1, followed with \r\n ( the Windows EOL characters ).Īfter the LAST Internet address found, the remaining text, till the very end of the file, is matched by the regex. *? followed by ://_a-~] ( the definition of an Internet address ), is looking for ANY character, included EOL character(s) till the FIRST internet address found, in the file. (?nTHEN part:ELSE part) which means : If the group n exists, then re-write the THEN part else re-write the ELSE part.ĭue to the modifier (?s), the string. ![]() The Replacement part is a conditional replacement, of the general form is : The Search part is a simple alternative ( | symbol ) between two regexes. The options Regular expression and Match case must be checked SEARCH : (?s).*?( ://_a-~] )|.*\zĪs showed in an example of HTML file, on the attached pictures Dirk_Before.png and Dirk_After.png, below : You can try with HTML markup or unformatted text. Perform the Notepad Search/Replacement below : The domain extractor will parse your text and get the URLs and the hosts. Replace the cursor at the very beginning of the file with the shortcut CTRL Org Re-copy your file, to scan for internet addresses, in a new tab Thus, if you, strictly want to extract all internet addresses, from a file, one per line, without any text before and/or after the address, in Notepad , without the help of any plugin, follow the method, as described below : ![]() It's just because the plugin LineFilter2 re-copy any entire line which contains the matching occurrence of the regex search ! OK, I got the trick about your two user-names ! And I also understood while you get unchanged text after the search with the plugin LineFilter2. Just see the attached picture Biffons.png, below, which sum up the steps to perform ! Happily, Cchris regex, and my regex too, don't care about that option ! So, when clicking on the Search button, all the links and URL of the current file are re-written in a new tab :-) Nice ! With the option Match case unchecked, this regex doesn't match anything, because the regex then represents the regex which is an invalid regular expression ! ![]() With the option Match case checked, this regex does match one of the characters Y, Z,, ^, _, `, a, or b ( from Unicode code-point 0089 to code-point 0098 ) Announcement: We just launched Online Math Tools a collection of utilities for solving math problems. Just paste your text in the form below, press the Extract Links button, and you'll get a list of all links found in the text. You may keep the show info header square box checked, if you prefer to but I advice you to uncheck the ignore case option, especially when using ranges of characters.įor example, if you're searching the regex, in N : World's simplest online web link extractor for web developers and programmers. Indeed, you just need to select the search mode "Regular expression", as the search contains special regex characters I understood, from your link, why the regexes didn't work at all.
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