str
1 re = s1.index('a') 2 # re = s1.index('a',2) 3 re = s1.index('a',2,55)# no out of range 4 # re = s1.index('y')#ValueError: substring not found 5 # lowest index 6 # Raises ValueError 7 print(re)
re = s1.index('a') # re = s1.index('a',2) re = s1.index('a',2,55)# no out of range # re = s1.index('y')#ValueError: substring not found # lowest index # Raises ValueError print(re)
1 re = s1.index('a') 2 # re = s1.index('a',2) 3 re = s1.index('a',2,55)# no out of range 4 # re = s1.index('y')#ValueError: substring not found 5 # lowest index 6 # Raises ValueError 7 print(re)
1 re = s1.index('a') 2 # re = s1.index('a',2) 3 re = s1.index('a',2,55)# no out of range 4 # re = s1.index('y')#ValueError: substring not found 5 # lowest index 6 # Raises ValueError 7 print(re)