Python Strings

• Accessing Values in Strings:

  #!/usr/bin/python
  
  var1 = 'Hello World!'
  var2 = "Python Programming"
  
  print "var1[0]: ", var1[0]
  print "var2[1:5]: ", var2[1:5]

• Output

  var1[0]: H
  var2[1:5]: ytho

• Updating Strings:

  #!/usr/bin/python
  
  var1 = 'Hello World!'
  
  print "Updated String :- ", var1[:6] + 'Python'

• Output

  Updated String :- Hello Python

• String Formatting Operator:

  #!/usr/bin/python
  
  print "My name is %s and weight is %d kg!" % ('Zara', 21)

• Output

  My name is Zara and weight is 21 kg!

• Triple Quotes:

  #!/usr/bin/python
  
  para_str = """this is a long string that is made up of
  several lines and non-printable characters such as
  TAB ( \t ) and they will show up that way when displayed.
  NEWLINEs within the string, whether explicitly given like
  this within the brackets [ \n ], or just a NEWLINE within
  the variable assignment will also show up.
  """
  print para_str;

• Output

  this is a long string that is made up of
  several lines and non-printable characters such as
  TAB ( ) and they will show up that way when displayed.
  NEWLINEs within the string, whether explicitly given like
  this within the brackets [
  ], or just a NEWLINE within
  the variable assignment will also show up.

• Raw String:

  #!/usr/bin/python
  
  print 'C:\\nowhere'

• Output

  C:\nowhere

• Unicode String:

  #!/usr/bin/python
  
  print u'Hello, world!'

• Output

  Hello, world!