Python if Else conditional control statement

Source: Internet
Author: User

Using the IF Elif statement to implement the

The code is as follows Copy Code
If condition:
...
Elif Condition:
...
Else
...

(2) through

The code is as follows Copy Code
info = {}
info = {' A ': ' 1′, ' b:2, ' c:3, ' default ': SS '}
c = Info.get (' A ', default ')
2while statement has else statement
A = 2
While a > 1:
print ' Success '
Else
print ' ERROR '

The else block is executed when the while loop condition is false--which may even be the first time the condition is checked.
3 For statement has else statement

The code is as follows Copy Code
For I in Xrange (5):
Print I
Else
print ' Loop is end '

The result is 0 1 2 3 4 loop are end
Remember that the else part is optional. If you include else, it is always executed once after the end of the For Loop,
If you encounter a break statement, the else statement behind for is not executed
The code is as follows:

The code is as follows Copy Code
For I in Xrange (5):
if i = = 3:
print ' Success '
Else
print ' Loop is end '

The result is success.
M

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