Python支持三元表达式,但是语法和C++不同,使用if else结构,写成: # if can be used as an expression # Equivalent of C's '?:' ternary operator "yahoo!" if 3 > 2 else 2 # => "yahoo!" 上段代码等价于: if 3 > 2: return 'yahoo' else: return 2 list Python中用[]表示空的list,我们也可...
Because of this, sometimes the equivalent Python syntax is also known as the ternary operator. However, in Python, the expression looks more readable: Python variable = expression_1 if condition else expression_2 This expression returns expression_1 if the condition is true and expression_2 ...
aif condition elseb ref:https://stackoverflow.com/questions/394809/does-python-have-a-ternary-conditional-operator
JAVA: importstaticjava.lang.System.out;publicclassTernary {publicstaticvoidmain(String[] args) {inta = 4, b = 5; out.println(++a == b-- ? a : b);//5} } Python: a = 4b= 5print(aifa > belseb)
Another reason to avoid using a tupled ternery is that it results in both elements of the tuple being evaluated, whereas the if-else ternary operator does not. Example: condition=Trueprint(2ifconditionelse1/0)#Output is 2print((1/0,2)[condition])#ZeroDivisionError is raised ...
Grouping Statements: Indentation and Blocks Python: It’s All About the Indentation What Do Other Languages Do? Which Is Better? The else and elif Clauses One-Line if Statements Conditional Expressions (Python’s Ternary Operator) The Python pass Statement ConclusionRemove...
from human import Human # Specify the parent class(es) as parameters to the class definition class Superhero(Human): # If the child class should inherit all of the parent's definitions without # any modifications, you can just use the "pass" keyword (and nothing else) # but in this case...
You can also have anelsewithout theelif: Example a =200 b =33 ifb > a: print("b is greater than a") else: print("b is not greater than a") Try it Yourself » Short Hand If If you have only one statement to execute, you can put it on the same line as the if statement....
Does Python have a ternary conditional operator?David Blaikie
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