Match two of a kind characters in a string in Python
Write a Regular Expression in Python to match two of a kind characters in a string containing characters other than a newline e.g. 'abc123abc'.
import re
sourceString = 'abc123abc'
matchObject = re.search(r'.*?(.).*?\1', sourceString)
print( matchObject.groups() ) # ('a',)
For clarity, try it out on Regex101. To learn more about Regular Expressions in Python, click here.
See also:
- Python 101
- Object Oriented Python
- Design Patterns in Python
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