Answers for "reverse list"

53

reverse list python

>>> the_list = [1,2,3]
>>> reversed_list = the_list.reverse()
>>> list(reversed_list)
[3,2,1]

OR

>>> the_list = [1,2,3]
>>> the_list[::-1]
[3,2,1]
Posted by: Guest on February-11-2020
5

how to flip a list backwards in python

myList = [0,1,2,3,4,5]
myList.reverse()
print(myList)
#OR
print(myList[::-1])
Posted by: Guest on February-22-2020
5

python reverse list

my_list = [1, 2, 3]
my_list.reverse()           # my_list is modified
print(my_list)              # '[3, 2, 1]'
my_revert = my_list[::-1]   # my_list stays [3, 2, 1]
print(my_revert)            # '[1, 2, 3]'
# Item by item reverse with range(<start>, <end>, <step>)
for i in range(len(my_list), 0, -1):
    print(my_list[i-1])		# '1' '2' '3'
for i in reversed(range(len(my_list))):
    print(my_list[i])       # '1' '2' '3'
Posted by: Guest on May-15-2021
11

python sort list in reverse

#1 Changes list
list.sort(reverse=True)
#2 Returns sorted list
sorted(list, reverse=True)
Posted by: Guest on May-25-2020
0

reverse list

records = [{'spam': 1, 'foo': 'z'}, {'spam': 2, 'foo': 'a'}]
sorted(records, key=lambda record: record['spam']) # default: ascending
# ==> [{'spam': 1, 'foo': 'z'}, {'spam': 2, 'foo': 'a'}]
sorted(records, key=lambda record: record['spam'], reverse=False) # ascending
# ==> [{'spam': 1, 'foo': 'z'}, {'spam': 2, 'foo': 'a'}]
sorted(records, key=lambda record: record['spam'], reverse=True) # descending
# ==> [{'spam': 2, 'foo': 'a'}, {'spam': 1, 'foo': 'z'}]
# -----------------------
sorted(records, key=lambda dictionary: dictionary['foo']) # default: ascending
# ==> [{'spam': 2, 'foo': 'a'}, {'spam': 1, 'foo': 'z'}]
sorted(records,key=lambda alias: alias['foo'], reverse=True) # descending
# ==> [{'spam': 1, 'foo': 'z'}, {'spam': 2, 'foo': 'a'}]
# -----------------------
print(records)
# ==> [{'spam': 1, 'foo': 'z'}, {'spam': 2, 'foo': 'a'}] # NOT modified
Posted by: Guest on June-04-2021
-1

reverse list

public static <T> List<T> reverse​(List<T> list)
Posted by: Guest on June-02-2021

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