if name_inp == user_name and pwd_inp == user_pwd: print("登入成功") while True: cmd=input("请输入命令>:") if cmd == "q": break #当输入q退出,会直接退出程序,并不会执行最外层while链接的else, else: print("命令{}正在运行".format(cmd)) break #此break是在cmd输入q后执行,如果没有...
The break statement, like in C, breaks out of the innermost enclosing for or while loop.Python中断语句与C语言类似，打破了最小封闭for或while循环。Loop statements may have an else clause; it is executed when the loop terminates through exhaustion of the list (with for) or when the condition ...
break语句可以在While和for循环中使用。 break statement - 语法 Python中break语句的语法如下所示:- break 1. break statement - 流程图 break statement - 示例 #!/usr/bin/python for letter in 'Python': # First 示例 if letter == 'h': break print 'Current Letter :', letter var=10 # Second ...
2.while 1number = 232running =True34whilerunning:5guess = int(input('Enter an integer :'))67ifguess ==number:8print('Congratulations, you guessed it.')9running = False#this causes the while loop to stop10elifguess <number:11print('No, it is a little higher than that')12else:13prin...
Python语言 break 语句语法: break 流程图: 实例(Python 2.0+) #!/usr/bin/python# -*- coding: UTF-8 -*-forletterin'Python':# 第一个实例ifletter=='h':breakprint'当前字母 :',lettervar=10# 第二个实例whilevar>0:print'当前变量值 :',varvar=var-1ifvar==5:# 当变量 var 等于 5 时退出...
Python语言 break 语句语法: break 流程图: 实例(Python 2.0+) #!/usr/bin/python# -*- coding: UTF-8 -*-forletterin'Python':# 第一个实例ifletter=='h':breakprint'当前字母 :',lettervar=10# 第二个实例whilevar>0:print'当前变量值 :',varvar=var-1ifvar==5:# 当变量 var 等于 5 时退出...
The loop uses break statement to terminate immidiately as soon as character ‘h’ is encounterd in conditional expression of if statement. for s in "python": if s == "h": break print(s) print("Statement after loop body") Program output. p y t Statement after loop body Flowchart of...
10. 在Python/compile.c文件中第1700行修改成如下 if(loop!=NULL&&(top->fb_type==WHILE_LOOP||...
Python break 语句
3):forkinrange(3):print(i,j,k)ifi==j==k==1:print('break')breakelse:continuebreakelse:...