Regular Expressions 101

Community Patterns

21

Get path from any text

Created·2023-01-31 14:38
Updated·2023-07-23 20:17
Flavor·PCRE2 (PHP)
Recommended·
Get path (windows style) from any type of text (error message, e-mail corps ...), quoted or not. THIS IS THE SINGLE LINE VERSION ! If you want understand how it work or edit it, go https://regex101.com/r/7o2fyy Relative path are not supported The goal is to catch what "Look like" a path. See the limitations UNC path and prefix path like //./], [//?/] or [//./UNC/] are allowed some url path like [file:///C:/] or [file://] are allowed Catch path quoted with ["] and [']. But these quotes are include with the catch Quoted path is not concerned by limitations Limitations : (only unquoted path) [dot] and [space] is allowed, but not in a row [dot+space] or [space+dot at end of file name isn't catched INSIDE A NAME FILE (or last directory if it is a path to a directory) : [comma] is not supported (it stop the catch) after a first [dot], any [space] stop the catch after a [space], catch is stoped if next character is not a [letter], [digit] or [-] so, double [space] stop the catch Compatibility compatible PCRE, PCRE2 AutoHotkey : don't forget to escape "%" in "`%" /!\ Powershell and .Net /!\\ : this regex need some modification to be interpreted by powershell. You have to replace each (?&CapturGroupName) by \k. Use this powershell code to do this replacement : ` $powershellRegex = @' [Put here the regex to replace (?&CapturGroupName) with \k] '@ -replace '\(\?&(\w+)\)', '\k' ` This example code must return : [Put here the regex to replace \k with \k]
Submitted by nitrateag

Community Library Entry

0

Regular Expression
Created·2021-01-26 17:51
Flavor·Python

r"
^\s*(?P<code1>(?P<code1_prefix>FA|GE|S|MUD|CM|RE|F|R)?(?P<code1_base>\d*)(?P<code1_suffix>[ -]*(?:\(?PR\d*\)?|\(?ITAR\d*\)?|\(?EC\d*\)?|\(?FX\d*\)?|\(?\s*(?P<forecast1_when>(?:january|february|march|april|may|june|july|augest|october|november|december)\s*)?forecast\)?)+[ -]*)*[ -]?)\s*((?P<type_charge>\s*charge.*to\s* (?P<code2>(?P<code2_prefix>FA|GE|S|MUD|CM|RE|F|R)?(?P<code2_base>\d*)(?P<code2_suffix>[ -]*(?:\(?PR\d*\)?|\(?ITAR\d*\)?|\(?EC\d*\)?|\(?FX\d*\)?|\(?\s*(?P<forecast2_when>(?:january|february|march|april|may|june|july|augest|october|november|december)\s*)?forecast\)?)+[ -]*)*[ -]?)\s*)|(?P<type_run>\((?P<run_number>\d)[a-z]+\s*run\)\s*)|(?P<type_letter>\((?P<letter_which>[a-z])\)\s*))*
"
gmi
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Submitted by anonymous