Python String Basics

1.python string can be used "AAA", "AAA", "" "" AAA "three Ways to express

The escaped string in 2.python is "R", and C # is @ character-by-word

3. Use index to get a character for a string: such as String str= "abcd123456", use str[3] to get a character D

4. Using [Startindex:endindex] to intercept a string, such as: Str[2:3], the result is: C, note here: The truncated string includes the start character (c), excluding the end character (d).

You can also use the minus sign to start interception at the end of the string: such as Str[-2] (which can be intercepted in Oracle) with a final result of 5, and finally a intercept method of str[3:2:-1] with the result D

Python String Basics