ITP

MSc IT - Python Programming

Differentiate pop() and remove() methods of list.

In : MSc IT Subject : Python Programming

Differences

Use pop() when: 

    You need to access the removed element
    You know the position of the element
    Implementing stack-like behavior (LIFO)
    Removing elements from the end of the list efficiently
     

Use remove() when: 

    You want to remove a specific value without caring about its position
    You're working with values rather than indices
    You need to eliminate a particular item from the list
    The position of the element is unknown or variable

pop Example :

my_list = [10, 20, 30, 40, 50]

# Remove last element
last_element = my_list.pop()  # Returns 50
print(my_list)  # [10, 20, 30, 40]

# Remove element at specific index
second_element = my_list.pop(1)  # Returns 20
print(my_list)  # [10, 30, 40]

# Remove first element
first_element = my_list.pop(0)  # Returns 10
print(my_list)  # [30, 40]

remove Example :

my_list = [10, 20, 30, 20, 40]

# Remove specific value
my_list.remove(20)  # Removes first occurrence of 20
print(my_list)  # [10, 30, 20, 40]

# Remove another value
my_list.remove(10)  # Removes 10
print(my_list)  # [30, 20, 40]

 

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