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Computer science
Programming languages
Java
Additional instruments
Regular expressions
Regex sets, ranges, alternations
Suggested problems
Suitable regexes
Suitable regexes
Binary code pattern
Java regex
Which strings match the regex
Digit pattern
Vowels
Phone number
Hello, punctuation!
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Theory
Binary code pattern
Report a typo
Select all regular expressions to which the following strings are to be matched:
"001"
"011"
But the strings below should not match them:
"000"
"101"
Select one or more options from the list
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Code snippets
See topic-related syntax examples
0[0-1]1
0.1
01
0[0-1][0-1]
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