Getting Started with Python (iv)

python operators and operator precedence

1. Operators

1. * * Power operation
2. The integer part of the quotient
3. ~ Take counter

1 #Coding=utf-82 #operator3A=10%44B=10//45 Printa6 Printb7 #Press as with "&", bitwise OR "|", Bitwise XOR or "^"8C=7&189 PrintCTen #7->00000111 One #18->00010010 AD=7|18 - PrintD -E=7^18 the Printe - #Bitwise Flip "~", (~18+1) -F=~18 - PrintF + #"<<" shift left, N units to the left is the equivalent of multiply 2^n -G=2<<3 + Printg A #">>" shift right, divided by 2^n atH=18>>2 - PrintH

2. Operator Precedence

1. function call, addressing, subscript
2. Power operation * *
3. flip operation ~
4. " Span style= "FONT-SIZE:16PX; font-family: ' Microsoft Yahei '; " > sign
5. *,/,%
6. +,-
7. <<, >>
8. &, ^, |
9. comparison operator
10. logical not, and/or
11. lambda expression

2016-04-13 10:38:03

Getting Started with Python (iv)