摘要：
1、条件成立执行 >>> a = 50 >>> if a > 10: print("xxx") xxx >>> if a < 10: print("yyy") >>> if a == 50: print("zzz") zzz score = int(input("score=")) if 100 > 阅读全文
posted @ 2020-12-26 15:48
小鲨鱼2018
阅读(531)
评论(0)
推荐(0)
摘要：
zip()用于返回各个可迭代对象共同组成的元组。 >>> test1=["ccc","aaa","ddd","yyy","xxx"] >>> test2=(200,100,400,800,500) >>> test3="daceb" >>> for i in zip(test1,test2,test 阅读全文
posted @ 2020-12-26 14:48
小鲨鱼2018
阅读(1151)
评论(0)
推荐(0)
摘要：
用于生成二元组。 >>> test1 = ["xxx","yyy","ddd","ccc","aaa"] >>> enumerate(test1) <enumerate object at 0x000001C1224ED780> >>> test2=enumerate(test1) >>> type 阅读全文
posted @ 2020-12-26 14:25
小鲨鱼2018
阅读(231)
评论(0)
推荐(0)
摘要：
>>> test1 = ["sss","ccc","aaa","ddd"] >>> test1.reverse() ## 就地反转 >>> test1 ['ddd', 'aaa', 'ccc', 'sss'] >>> test1.reverse() >>> test1 ['sss', 'ccc', 阅读全文
posted @ 2020-12-26 14:18
小鲨鱼2018
阅读(280)
评论(0)
推荐(0)
摘要：
>>> test1 = ["ccc","aaa","aaa","ccc","bbb","aaa","ddd","aaa"] >>> test1.count("aaa") 4 >>> for i in range(test1.count("aaa")-1): test1.remove("aaa") > 阅读全文
posted @ 2020-12-26 14:06
小鲨鱼2018
阅读(984)
评论(0)
推荐(0)
摘要：
1、求最大值和最小值 >>> test1 = [34,2,5,65,322,21,54] >>> temp = test1[0] >>> for i in test1: if i > temp: temp=i >>> temp 322 >>> for i in test1: if i < temp: 阅读全文
posted @ 2020-12-26 13:52
小鲨鱼2018
阅读(3785)
评论(0)
推荐(0)
摘要：
1、 + 号拼接 >>> test1 = "abcd" >>> test2 = "opqr" >>> test3 = "xyzh" >>> test1 + test2 'abcdopqr' >>> test2 + test3 'opqrxyzh' >>> test2 + test1 + test3 阅读全文
posted @ 2020-12-26 12:24
小鲨鱼2018
阅读(119)
评论(0)
推荐(0)
摘要：
1、format()位置参数 >>> "abcdabdef".format() 'abcdabdef' >>> "abc{0}dabdef".format("YYYY","MMMM","OOOO") 'abcYYYYdabdef' >>> "abc{1}dabdef".format("YYYY"," 阅读全文
posted @ 2020-12-26 11:57
小鲨鱼2018
阅读(167)
评论(0)
推荐(0)
浙公网安备 33010602011771号