How to traverse a string in python

How to traverse a string in Python? Here are four methods:

1. The first method, for in

girl_str = "love You" 
for everyChar in girl_str:
    print (everyChar)
    
l
o
v
e
 
Y
o
u

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2. The second way, range() or xrange(), just pass the string length

girl_str = "love You"
for index in range(len(girl_str)):
    print (girl_str[index])
    
l
o
v
e
 
Y
o
u

3. The third way, enumerate()

girl_str = "love You"
for index, everyChar in enumerate(girl_str):
    print (everyChar)
    
l
o
v
e
 
Y
o
u

4. The fourth way, iter()

girl_str = "love You" 
for everyChar in iter(girl_str):
    print (everyChar)
    
l
o
v
e
 
Y
o
u

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