Question

How to check if a string contains substring in Python

Answer 1

if "th" in "python": 
  print('contain')
else:
  print('not contain')


 
'''
run:
 
contain
  
'''

 

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Answer 2

if "th" not in "python": 
  print('not contain')
else:
  print('contain')


 
'''
run:
 
contain
  
'''

 

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Answer 3

s = "python programming"

if s.find("python") == -1:
    print("Not Found")
else:
    print("Found")


 
'''
run:
 
Found
  
'''

 

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Answer 4

s = "python programming"

if s.find("python") != -1:
    print("Found")
else:
    print("Not Found")


 
'''
run:
 
Found
  
'''

 

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