Regular expressions using re Python module
Any Character Except New Line
Digit (0-9)
Not a Digit (0-9)
Word Character (a-z, A-Z, 0-9, _)
Not a Word Character
Whitespace (space, tab, newline)
Not Whitespace (space, tab, newline)
Word Boundary
Not a Word Boundary
Beginning of a String
End of a String
Matches Characters in brackets
Matches Characters NOT in brackets
Either Or
Group
0 or More
1 or More
0 or One
Exact Number
Range of Numbers (Minimum, Maximum)