Here, the body ofifhas two statements. We know this because two statements (immediately afterif) start with indentation. We usually use four spaces for indentation in Python, although any number of spaces works as long as we are consistent. You will get an error if you write the above cod...
If Statements Mark as Completed ifstatements are used for truth value testing. In this lesson, you learned that you don’t need to explicitly compare a value toTrueorFalse, you can simply add it to theifstatement: Bad Python ifvalue==True:print'truthy'ifvalue2==None:printNone ...
“If” statements evaluate any condition that you pass to it in the same line. This is mostly selfexplanatory. If the condition you pass evaluates to “True” (a Boolean value which we’ve discussed in the last post), python will run the following code within the if statement. Likewise, ...
python if statements Task:take the integer temp in celcius as input and output boiling water if the temperature is above or equal to 100 Sample input is 105 My code: temp=int(input(105) If temp>=100 print(‘Boiling’) pythonifwaterifstatements ...
Compared to if alone, if else provides a choice if the condition is not satisfied. The format of the Else statement is "else:". Continue the previous program, add else statements after the entire if statement, and output else programs when the age is not greater than or equal to 18.三...
# if statements num1=100 num2=100 ifnum1 > num2:#this is not true, so it's gonna print the later statement print('num1 is bigger than num2') else: print('num2 is bigger than num1') # this is how you do it: num3=500 ...
if 语句可使用任意表达式作为分支条件来进行分支控制。Python 的 if 语句有如下三种形式: 第一种形式: ifexpression:statements... 第二种形式: if expression statements... else: statements... 第三种形式: if expression: statements... elif expression: ...
<statements1> elif <test2>: <statements2> else: <statements3> 2、基本列子 除了开头的if测试及其关联的语句外,其他所有部分都是可选择。 >>> if 1: ... print 'True' ... True 需要处理测试为假的情况,需要else。else就是所有测试条件都不满足情况下的默认选择 ...
Python语言的ifi语句有如下3种形式。 第1种形式: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 ifexpression:statements... 第2种形式: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 ifexpression:statements...else:statements... 第3种形式: ...
Python语言的ifi语句有如下3种形式。 第1种形式: if expression: statements... 1. 2. 第2种形式: if expression: statements... else: statements... 1. 2. 3. 4. 第3种形式: if expression: statements elif expression1: # 可以有任意多个elif语句 ...