sorted()是python的内置函数,并不是可变对象(列表、字典)的特有方法,sorted()函数需要一个参数(参数可以是列表、字典、元组、字符串),无论传递什么参数,都将返回一个以列表为容器的返回值,如果是字典将返回键的列表。 >>> mystring="54321" >>> mytuple=(5,4,3,2,1) >>> mylist=[5,4,3,2,1] >...
>>> # Python 3>>> help(sorted)Help on built-in function sorted in module builtins:sorted(iterable, /, *, key=None, reverse=False) Return a new list containing all items from the iterable in ascending order. A custom key function can be supplied to customize the sort order, and the ...
To sort a string or tuple, you can simply pass it to the sorted() function as well: text = "python" sorted_text = sorted(text) print(sorted_text) # Output: ['h', 'n', 'o', 'p', 't', 'y'] For descending order sorting, use the reverse=True argument with the sorted() ...
Get tips for asking good questions and get answers to common questions in our support portal. Looking for a real-time conversation? Visit the Real Python Community Chat or join the next “Office Hours” Live Q&A Session. Happy Pythoning!
If you have any keys you’d recommend, let us know in the comments. As it turns out, manipulating strings isn’t always easy. I learned that the hard way when I started the Reverse a String in Every Language series.Sort a List of Strings in Python in Descending Order...
for i in new_lis: lens.sort() if len(i)==lens[-1]: print('符合题意的字段有:%s,长度为:%s'%(i,len(i))) 下面对其进行优化两点:1.字符串切割用正则 2.找最长字符的方式 这里需要介绍下sort、sorted函数: python3 sorted取消了对cmp的支持,格式:sorted(iterable,key=None,reverse=False),key接受...
sorted()是python的内置函数,并不是可变对象(列表、字典)的特有方法,sorted()函数需要一个参数(参数可以是列表、字典、元组、字符串),无论传递什么参数,都将返回一个以列表为容器的返回值,如果是字典将返回键的列表。 1 2 3 4 5 6 7 8 9 >>> mystring="54321" ...
2.1 Sort Strings in Reverse Order Example You can sort a list of strings in reverse order using thesorted()function. For instance, thesorted()function is used to create a newsorted list of stringsin reverse order, and thereverse=Trueparameter is passed to indicate that the sorting should be...
s= ["python", "java", "tutoring", "Favtutor", "Machine Learning", "Studies", "Code", "Students","Zebra","apple"] lower_string=[i.lower() for i in s] s.sort() print("using sort function","\n",s) print("---") x = sorted(s, reverse=False) print("using sorted function"...
arr = [str(x) for x in numbers] arr.sort(lambda x,y:cmp(x+y,y+x)) # 让x和y及y和x拼接后的字符串进行大小比较,若x+y<y+x,则x,y的前后位置不变;反之x,y交换位置(y提到x之前)。 return int("".join(arr)) 3、sorted()的理解使用 ...