Python

Python Regular Expressions (regex): The Question Mark ('?')

Definition:

The question mark matches either 0 or 1 characters -- effectively a single slot within memory. For more on slots within memory and how strings are saved, see "Python Strings Along Dogs and Cats".

Python

Python

Python Regular Expressions (regex): The Question Mark ('?')

Python

Python

Python Regular Expressions (regex): The Question Mark ('?')

Python