if else
: : : 2016-01-01
if if else
if condition:
true_expressions
else:
false_expressions
if True, true_expressions ; False else false_expressions
x = 1
y = 2
z = 3
if x > y:
print('x is greater than y')
else:
print('x is less or equal to y')
x > y False, else x is less or equal to y
x = 4
y = 2
z = 3
if x > y:
print('x is greater than y')
else:
print('x is less or equal y')
condition True, x is greater than y
python python condition ? value1 : value2 if-else python python if-else
var = var1 if condition else var2
condition True, var1 var; False var2 var
worked = True
result = 'done' if worked else 'not yet'
print(result)
work True, done result not yet result done
[if else ]