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Optional Charcters
Question Posted on 06 Apr 2020

Home >> Tutorial >> Regex >> Optional Charcters

Optional Charcters
Optional Characters in Regex here we will write some Regex where some of the text are common in all values but some of the values are different in all the options. As per given below please map values with first 3 and skip for the 4th one

(8)Excercise :- Optional Characters
Task    Text
Match    1 Files Copied?
Match    2 Files Copied?
Match    24 Files Copied?
SKIP      No Files Copied.

InputAnswer:-

To view Solution for above Regex

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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

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