velez.summer50
velez.summer50 1d ago โ€ข 0 views

Steps to Format Strings in Python with Examples

Hey there! ๐Ÿ‘‹ Ready to level up your Python skills? Let's dive into formatting strings โ€“ it's super useful for making your code output look awesome! โœจ We'll go through a quick guide and then test your knowledge with a fun quiz. Let's get started! ๐Ÿš€
๐Ÿ’ป Computer Science & Technology

1 Answers

โœ… Best Answer

๐Ÿ“š Quick Study Guide

  • ๐Ÿ” String formatting allows you to insert variables into strings.
  • โœจ Python offers several ways to format strings:
    • %-formatting: Oldest method, uses the % operator.
    • .format(): More modern, uses curly braces {} as placeholders.
    • f-strings: (Python 3.6+) Simplest and fastest, prefix the string with f.
  • ๐Ÿ”ข %-formatting Example: "Hello, %s!" % name
  • ๐Ÿงฎ .format() Example: "Hello, {}!".format(name)
  • ๐Ÿ’ก f-string Example: f"Hello, {name}!"
  • ๐Ÿ“ f-strings allow inline expressions: f"The square of 5 is {5*5}"

Practice Quiz

  1. Question 1: Which of the following is the oldest method for string formatting in Python?
    1. .format()
    2. f-strings
    3. %-formatting
    4. Template strings
  2. Question 2: What is the primary advantage of using f-strings?
    1. They are compatible with all Python versions.
    2. They are the most readable and concise.
    3. They are the most secure.
    4. They offer the most formatting options.
  3. Question 3: Which of the following is the correct syntax for using .format()?
    1. "Hello, {name}".format(name=value)
    2. "Hello, %name%".format(name=value)
    3. "Hello, $name$".format(name=value)
    4. "Hello, ".format(name=value)
  4. Question 4: How do you include a variable named 'age' inside an f-string?
    1. "My age is {age}"
    2. "My age is $age"
    3. "My age is %age%"
    4. "My age is "
  5. Question 5: Which of the following is NOT a valid way to format strings in Python?
    1. %-formatting
    2. .format()
    3. f-strings
    4. %-string-formatting
  6. Question 6: What will be the output of the following code: name = "Alice"; print(f"Hello, {name.upper()}!")?
    1. Hello, Alice!
    2. Hello, name.upper()!
    3. Hello, ALICE!
    4. Error
  7. Question 7: Which formatting method allows you to perform inline calculations directly within the string?
    1. %-formatting
    2. .format()
    3. f-strings
    4. All of the above
Click to see Answers
  1. Answer: C
  2. Answer: B
  3. Answer: A
  4. Answer: A
  5. Answer: D
  6. Answer: C
  7. Answer: C

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