RegEx a ALT Kódy

https://regexone.com/
abc…		Letters
123…		Digits
\d			Any Digit
\D			Any Non-digit character
.			Any Character
\.			Period
[abc]		Only a, b, or c
[^abc]		Not a, b, nor c
[a-z]		Characters a to z
[0-9]		Numbers 0 to 9
\w			Any Alphanumeric character
\W			Any Non-alphanumeric character
{m}			m Repetitions
{m,n}		m to n Repetitions
*			Zero or more repetitions
+			One or more repetitions
?			Optional character
\s			Any Whitespace
\S			Any Non-whitespace character
^…$			Starts and ends
(…)			Capture Group
(a(bc))		Capture Sub-group
(.*)		Capture all
(abc|def)	Matches abc or def


https://www.linguisticsweb.org/doku.php?id=linguisticsweb:tutorials:basics:regex:regex-notepad
RegEx		Effect										Example
a			Find character ‘a’
abc			Find string abc
[…]			Find any of ‘…’								[abc] finds characters ‘a’, ‘b’, or ‘c’
[a-z]		Find any in the range from ‘a’ to ‘z’		[a-f] finds any of the lowercase letters ‘a’ to ‘f’
[^x]		Find anything that is not ‘x’				[^aeiou] Finds all characters that are not vowels, including punctuation, digits and whitespace
?			The previous element is optional,			[1-9][0-9]? Finds numbers from 1 to 9 and 10 to 99
			it does not have to occur
.			Find any character except newline,
			linefeed, carriage return
+			Find the previous element 1 to many times	r+ finds ‘r’, rr, rrr, rrrr, etc.
*			Find the previous element 0 to many times	[a-zA-Z]*ed finds strings ending in ed
{x,y}		Repeat the previous element x to y times	[0-9]{5,7} Finds any sequence of 5 to 7 digits.
(…)			Save anything inside the parentheses for	(store this) finds and stores the string store this
			use in replacement
\1 \2 \3	Restore the string saved by the				\1ing adds ing to the saved string
			parentheses, for use in replacement
\w			Shortcut for word characters				\w* finds cat, dog, login_name, cutie17, etc.
			(letters, digits and underscores)
\d			Shortcut for digits, same as [1-9]
\b			Marks the beginning or end of a word
\			Escape the operator following ‘\’			\[\w*\] finds a word in brackets


ALT Kody: