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Python Clear List Function

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Python Clear List is one of the List method, which is used to clear or remove total items from a list. In this article, we will show you, How to use this Python List clear function with practical examples.

TIP: Please refer List article to understand everything about Lists.

Python Clear List Function Example 1

The python Clear function will clear or remove total items in a given list. Below code will remove items from list a

# Python Clear List Function

a = [10, 20, 30, 40]

print("Before Clear() - Items in this List are : ", a)
a.clear()
print("After Clear()  - Items in this List are : ", a)

OUTPUT

Python Clear List Function 1

Python Clear List Example 2

In this example, we declared string list. Next, we used Clear function on it.

# Python Clear List Function

Fruits = ['Apple', 'Banana', 'Kiwi', 'Grape']

print("Before Clear() - Items are : ", Fruits)
Fruits.clear()
print("After Clear()  - Items are : ", Fruits)

OUTPUT

Python Clear List Function 2

Python Clear List Function Example 3

This python program is same as first example. However, this time we are allowing user to enter the length of a List. Next, we used For Loop to append those numbers to the list.

# Python Clear List Function

intClearList = []
 
number = int(input("Please enter the Total Number of List Elements: "))
for i in range(1, number + 1):
    value = int(input("Please enter the Value of %d Element : " %i))
    intClearList.append(value)
    
print("Before Clear() - Items in this List are : ", intClearList)
intClearList.clear()
print("After Clear()  - Items in this List are : ", intClearList)

OUTPUT

Python Clear List Function 3

Python List Clear Function Example 4

This program allows users to enter their own string or words, and then it will clear those items

# Python Clear List Function

strClearList = []
 
number = int(input("Please enter the Total Number of List Elements: "))
for i in range(1, number + 1):
    value = input("Please enter the Value of %d Element : " %i)
    strClearList.append(value)
    
print("Before Clear() - List = ", strClearList)
strClearList.clear()
print("After Clear()  - List = ", strClearList)

OUTPUT

Python Clear List Function 4

NOTE: You can also use this Clear function on Mixed Lists, and Nested Lists.