Question

How to find the index of elements in a list based on the substring in the elements in Python

Answer 1

a_list = ["bbc", "nnd", "wbb", "ccb", "qqd", "bbbbbo"]

index = [i for i, s in enumerate(a_list) if 'bb' in s]
 
print(index)
 
 
'''
run:
 
[0, 2, 5]
 
'''

 

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Answer 2

a_list = ["bbc", "nnd", "wbb", "ccb", "qqd", "bbbbbo"]

index = []
for i, elem in enumerate(a_list):
    if 'bb' in elem:
        index.append(i)
 
print(index)
 
 
'''
run:
 
[0, 2, 5]
 
'''

 

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Answer 3

a_list = ["bbc", "nnd", "wbb", "ccb", "qqd", "bbbbbo", "bbbb", "bbb", "bb", "b", "bxb"]

index = [a_list.index(i) for i in a_list if 'bb' in i]

print(index)
 
 
'''
run:
 
[0, 2, 5, 6, 7, 8]
 
'''

 

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