在Java和C语言中用花括号{}包起来的部分就是一个代码块,shell脚本中的代码块是由专门的开始和结束标识的,而python中的代码块是靠“缩进对齐”来表示的。下面我们分别一个if-else的条件判断来对这几个语言的代码块表示方式做一个对比: 1. Java 代码语言:javascript 代码运行次数:0...
但是,如果你确实遇到了SyntaxError: multiple statements on one line (and no semicolon to separate them)这个错误,那通常意味着你可能有以下几种情况之一: 在一行中写了多个独立的语句,并且没有用分号分隔它们,但你的环境或工具错误地报告了这个错误。这通常不应该发生,因为 Python 通常会忽略没有分号的多个语句,...
1. if 语句 代码语言:javascript 代码运行次数:0 运行 AI代码解释 i = 10 n = int(raw_input("enter a number:")) if n == i: print "equal" elif n < i: print "lower" else: print "higher" 2. while语句 代码语言:javascript 代码运行次数:0 运行 AI代码解释 while True: pass else: pass...
statement_8 etc.. Within the if - else if expression2 evaluates true then statement_3, statement_4 will execute otherwise statement_5, statement_6 will execute. See the following
if [ $a -gt $b ];then big_num=$a else big_num=$b fi echo $big_num 3. Python a = 3 b = 5 if a > b: big_num = a else: big_num = b print(big_num) 十、Python的执行过程与.pyc文件 在之前的文章我们已经解释过:Python是一个动态的、强类型的、解释型的编程语言。而实际上,解...
One Line for Loop in Python Using List Comprehension with if-else Statement So, let’s get started! One Line for Loop in Python The simplified “for loop” in Python is one line for loop, which iterates every value of an array or list. The one line for the loop is iterated over the...
Short Hand If If you have only one statement to execute, you can put it on the same line as the if statement. Example One line if statement: ifa > b:print("a is greater than b") Try it Yourself » Short Hand If ... Else ...
if条件: 语句块1else: 语句块2 当条件为True时,执行语句块1,当条件为False时,执行语句块2。其中if...else都是保留字。 循环结构与分支结构一样都是程序控制语句,它的作用是根据判断条件确定一个程序是否再执行一次或者多次。 条件循环的语法结构:
= '成年' else: msg = '未成年' # 第二种 msg = '成年' if age > 18 else '未...
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