With Python 3.10, thematch-casestatement provides an alternative for certain conditional checks. This new feature is particularly useful when you have a series of conditions to check and want to avoid the nestedif/elsestatements. Thematch-casestatement is more concise and easier to read, making y...
Here, we haven't used indentation after theifstatement. In this case, Python thinks ourifstatement is empty, which results in an error. Python if...else Statement Anifstatement can have an optionalelseclause. Theelsestatement executes if the condition in theifstatement evaluates toFalse. Syntax...
"Silver Member" if user_points >= 500 else "Bronze Member" ) print(get_user_status(1001)) # Gold Member 在这个例子中,我们用三元运算符替换了if-elif-else链。这种写法可能使得代码更加简洁和易于阅读,尤其是当有少数个条件需要判断时。三元运算符是 Python 中一种非常有用的工具,可以减少代码的冗余,...
四、包含与否 in和not in判断列表是否有某个元素,如果满足执行对应语言,反之不执行。 五、常见IF语句逻辑结构 1、IF Else式 IF 判断条件: 为真执行什么 else: 为假执行什么 2、If-Elif-Else语句 IF 判断条件1: 为真执行什么 elif 判断条件2: 为真执行什么 elif 判断条件N: 为真执行什么 else: 为假执行...
if .. elif .. else statement When there are multiple conditions to check, you can use the elif clause (short for "else if"). Python evaluates each condition one by one until it finds one that is True. If none are True, the else block is executed. ...
. else: statement 流程图: 例子: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # Python程序来说明 if-elif-else 语句i = 20 if (i == 10): print ("i 是 10") elif (i == 15): print ("i 是 15") elif (i == 20): print ("i 是 20") else: print ("i 不存在") 输出:...
The if elif else statement has one more elif, short for else if. The format of the Elif statement is similar to the if statement, "elif condition:". elif can occur multiple times, but it must be somewhere between if and else.今天的分享就到这里了,如果您对文章有独特的想法,欢迎给我们...
Python程序语言指定任何非0和非空(null)值为true,0 或者 null为false。 Python 编程中 if 语句用于控制程序的执行,基本形式为: if 判断条件: 执行语句…… else: 执行语句…… 1. 2. 3. 4. 其中"判断条件"成立时(非零),则执行后面的语句,而执行内容可以多行,以缩进来区分表示同一范围。
11 12 # python程序来说明嵌套的If语句 i=10 if(i==10): # First if statement if(i <15): print("i 小于 15") # 嵌套 if 语句 # 仅当上面的语句为真时才会执行 if(i <12): print("i 小于 12") else: print("i 小于 15")
Python if 语句语法 if test expression: statement(s)在这里,程序对测试表达式求值,并且仅当测试...