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Home Javascript practice
Javascript Objects

Javascript Objects

javascript object challenges
  1. NEXT
    Accessing object properties one
    CHALLENGE
  2. NEXT
    Accessing object properties two
    CHALLENGE
  3. NEXT
    Accessing object properties three
    CHALLENGE
  4. NEXT
    Check if property exists in object
    CHALLENGE
  5. NEXT
    Check if property exists in object and is truthy
    CHALLENGE
  6. NEXT
    Creating Javascript objects one
    CHALLENGE
  7. NEXT
    Creating Javascript objects two
    CHALLENGE
  8. NEXT
    Creating Javascript objects three
    CHALLENGE
  9. NEXT
    Extract keys from Javascript object
    CHALLENGE
  10. NEXT
    Return nested object property
    CHALLENGE
  11. NEXT
    Sum object values
    CHALLENGE
  12. NEXT
    Remove a property from an object
    CHALLENGE
  13. NEXT
    Merge two objects with matching keys
    CHALLENGE
  14. NEXT
    Multiply all object values by x
    CHALLENGE
  15. NEXT
    Swap object keys and values
    CHALLENGE
  16. NEXT
    Replace empty strings in object with null values
    CHALLENGE
  17. NEXT
    Extracting information from objects
    CHALLENGE
  18. NEXT
    Add property to each object in array
    CHALLENGE
  19. NEXT
    Convert array to object with counter
    CHALLENGE