否则执行B语句，python的if......else......功能更加强大，在if和else之间添加数个elif,有更多的条件选择，其表达式如下:
【Python编程基础】控制流之 if else 因此if 语句下的块将被识别,如下例所示: if condition: statement1 statement2 # 这里如果条件为真,if 块将只考虑语句 1 在其块内。...("i 不在 if 中,也不在 else 块中") 输出: i 大于 15 i 在 else 块 i 不在 if 中,也不在 else 块中在调用不在块中...
else Statements#else 语句 An else statement follows an if statement, and contains code that is called when the if statement evaluates to False. As with if statements, the code inside the block should be indented. You can chain if and else statements to determine which option in a series of...
Python – If statement Example flag=Trueifflag==True:print("Welcome")print("To")print("BeginnersBook.com") Output: WelcomeToBeginnersBook.com In the above example we are checking the value of flag variable and if the value is True then we are executing few print statements. The important po...
In computer programming, we use the if statement to run a block of code only when a specific condition is met. In this tutorial, we will learn about Python if...else statements with the help of examples.
Comparing Python If Statement to Other Languages InC and Java programming, curly braces are used to identify the “if” statement Block, and any statement or condition outside the braces does not belong to the “if” Block. The statement or operation inside the “if” block is ended with a...
Python If Else Statement - Learn how to use if and else statements in Python with practical examples. Master conditional logic in your Python programming.
Example for If statement in Python name1 = 'Kundan' if name1 == 'Kundan': print("Hello Kundan!") if name1 == 'Rohan': print("Hello Rohan!") Code And Output For If Statement In the above code, we initialized the variable name1 with ‘Kundan’. Then we wrote an ‘if’ statement...
In Python, the official keywordsTrueandFalserepresent the two Boolean truth values. A conditional statement typically follows anif thenformat. Theifcomponent is paired with a conditional expression and a block of code. If the conditional is true, the program runs the code inside the block. This...
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