logo

Uzskaitiet metodes Python | Set 2 (del, remove(), sort(), insert(), pop(), paplašināt()...)

Dažas no saraksta metodēm ir minētas 1. kopā

Šajā rakstā ir apskatītas citas metodes.



java slēdzis int

1. no [a : b]

:- Šī metode

dzēš visus diapazonā esošos elementus



sākot no argumentos minētā indeksa “a” līdz “b”.

2. pop()

:- Šī metode



dzēš

elements

pozīcijā

minēts savos argumentos.

Python
# Python code to demonstrate the working of # del and pop() # initializing list  lis = [2 1 3 5 4 3 8] # using del to delete elements from pos. 2 to 5 # deletes 354 del lis[2 : 5] # displaying list after deleting  print ('List elements after deleting are : 'end='') for i in range(0 len(lis)): print(lis[i] end=' ') print('r') # using pop() to delete element at pos 2 # deletes 3 lis.pop(2) # displaying list after popping  print ('List elements after popping are : ' end='') for i in range(0 len(lis)): print(lis[i] end=' ') 

Izvade:

List elements after deleting are : 2 1 3 8   
List elements after popping are : 2 1 8


3. ievietot(a x)

:- Šī funkcija

ievieto elementu pozīcijā

minēts savos argumentos. Nepieciešami 2 argumenti

pozīcija un elements, kas jāpievieno attiecīgajā pozīcijā.

4. noņemt ()

:- Šī funkcija tiek izmantota

dzēst pirmo gadījumu

skaita, kas minēts tās argumentos.

Python
# Python code to demonstrate the working of # insert() and remove() # initializing list  lis = [2 1 3 5 3 8] # using insert() to insert 4 at 3rd pos lis.insert(3 4) # displaying list after inserting print('List elements after inserting 4 are : ' end='') for i in range(0 len(lis)): print(lis[i] end=' ') print('r') # using remove() to remove first occurrence of 3 # removes 3 at pos 2 lis.remove(3) # displaying list after removing  print ('List elements after removing are : ' end='') for i in range(0 len(lis)): print(lis[i] end=' ') 

Izvade:

List elements after inserting 4 are : 2 1 3 4 5 3 8   
List elements after removing are : 2 1 4 5 3 8


5. šķirot()

:- Šī funkcija

veidus

sarakstā

palielinot kārtību

.

6. reverse()

:- Šī funkcija

apgriež

saraksta elementi.

Python
# Python code to demonstrate the working of # sort() and reverse() # initializing list  lis = [2 1 3 5 3 8] # using sort() to sort the list lis.sort() # displaying list after sorting print ('List elements after sorting are : ' end='') for i in range(0 len(lis)): print(lis[i] end=' ') print('r') # using reverse() to reverse the list lis.reverse() # displaying list after reversing print ('List elements after reversing are : ' end='') for i in range(0 len(lis)): print(lis[i] end=' ') 

Izvade:

List elements after sorting are : 1 2 3 3 5 8   
List elements after reversing are : 8 5 3 3 2 1


7. paplašināt(b)

:- Šī funkcija tiek izmantota

paplašināt sarakstu ar

tajā esošie elementi

cits saraksts

. Šī funkcija aizņem

cits saraksts kā arguments

.

8. skaidrs()

:- Šī funkcija tiek izmantota

java math pow

dzēst visus elementus

no saraksta. Pēc šīs operācijas saraksts kļūst tukšs.

Python
# Python code to demonstrate the working of # extend() and clear() # initializing list 1 lis1 = [2 1 3 5] # initializing list 1 lis2 = [6 4 3] # using extend() to add elements of lis2 in lis1 lis1.extend(lis2) # displaying list after sorting print ('List elements after extending are : ' end='') for i in range(0 len(lis1)): print(lis1[i] end=' ') print ('r') # using clear() to delete all lis1 contents lis1.clear() # displaying list after clearing print ('List elements after clearing are : ' end='') for i in range(0 len(lis1)): print(lis1[i] end=' ') 

Izvade:

List elements after extending are : 2 1 3 5 6 4 3   
List elements after clearing are :