Working of if…elif…else Statement Example: Python if…elif…else Statement number =-5ifnumber >0:print('Positive number')elifnumber <0:print('Negative number')else:print('Zero')print('This statement is always executed') Run Code Output Negative number This statement is always executed Here,...
If statement, without indentation (will raise an error): a =33 b =200 ifb > a: print("b is greater than a")# you will get an error Try it Yourself » Elif Theelifkeyword is Python's way of saying "if the previous conditions were not true, then try this condition". ...
if condition_1: statement_block_1 elif condition_2: statement_block_2 else: statement_block_3 1. 2. 3. 4. 5. 6. 以下实例 x 为 0-99 取一个数,y 为 0-199 取一个数,如果 x>y 则输出 x, 如果 x 等于 y 则输出 x+y,否则输出y。 #!/usr/bin/python3 import random x = random.c...
So far, we have presented a Boolean option for conditional statements, with eachifstatement evaluating to either true or false. In many cases, we will want a program that evaluates more than two possible outcomes. For this, we will use anelse ifstatement, which is written in Python aselif....
print('foo') ... print('bar') ... print('baz') ... elif x == 2: ... print('qux') ... print('quux') ... else: ... print('corge') ... print('grault') ... corge grault If an if statement is simple enough, though, putting it all on one line may be ...
Python:IF/ELIF语句中出现错误 python if-statement 我有一个我需要为大学写的程序,我的代码中有一个错误,我不知道如何修复 #calculate savings and print users total cost if voucher_quant < 20: print("Your total will be £", str(voucher_value*voucher_quant)) elif voucher_quant => 20 and ...
Before Python 3.10, Python developers had to use multiple if-elif-else statements or dictionaries to simulate switch case functionality. Here's a basic exampleusing if-elif-else: day=input("Enter the day of the week: ").capitalize()ifday=="Saturday"orday=="Sunday":print(f"{day}is a we...
') print('1-Move north to room 0.1') PChoice = float(input()) #print(PChoice) if PChoice == 1: return 0.1 else: return PChoice elif Position == 0.1: print('Movement successful.') return 9.9 else: PChoice = float(input()) return PChoice if __name__ == '__main__': main...
ifage<4:price=0elifage<18:price=25elifage<65:price=40else:price=20print(f"Your admission cost is ${price}.") Testing Multiple Conditions It is worth noting that the if-elif-else chain only appropriate to use when you just need one test to pass. As soon as Python finds one test tha...
elif i % 25 == 0: break print str(i) i = i + 1 This while loop will run forever, because 1 is always true. Therefore, we will have to make sure there are conditions to break out of this loop; it will never stop on its own. Our first if statement checks to determine if the...