判断
缩进代替大括号。
冒号（:）后换号缩进。
if
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test=100if test>50: print('ok')print('test') |
if-elif-else
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test=50if test>200: print('200')elif test<100: print('100')else: print('100-200') |
列表
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test1=[123,456,789]if 123 in test1: print('ok') |
字典
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test2={'hello':123,'world':456}if 'hello' in test2: print('ok') |
循环
while
数值
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test=0while test<10: print(test) test+=1 |
集合
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test1=set(['hello','world'])while test1: test2=test1.pop() print(test2) |
for
集合
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test3=set(['hello','world'])for t in test3:#相当于foreach print(t) |
列表
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test4=[123,456,789]for i in range(3): print(test4[i]) |
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test5=[123,456,789,34,5435,26,2362,262,26,5]for i in range(len(test5)): print(test5[i]) |
continue
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test6=[11,12,13,14,15,16,17,18,19,20]for i in test6: if i%2==0: print(i) else: continue print(i) |
break
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test7=[12,13,14,15,16,17,18,19,20]for i in test7: if i%2==0: print(i) else: break print(i) |
以上所述是小编给大家介绍的python基础—判断和循环详解整合，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对服务器之家网站的支持！
原文链接：https://www.cnblogs.com/gloria-zhang/p/10572125.html
