Get the length of a Python string

len function returns the number of characters contained in a string.


print len('abc')         # length: number items

The code above generates the following result.

Get the length of a string with escape characters inside


x = "C:\py\code"     # keeps \ literally
print x# from  ww  w  .j a va  2 s.c  o m
print len(x)
s = 'a\0b\0c'
print s
print len(s)

The code above generates the following result.

Output and get length of a string with special characters


s = '\001\002\x03'
print s
print len(s)

The code above generates the following result.

range() with len() for indexing into a string


foo = 'abc'
for i in range(len(foo)):
   print foo[i], '(%d)' % i

The code above generates the following result.