JavaScript Fundamental Operations

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Across
  1. 1. A fundamental building block of JavaScript code, a reusable block of code. (8 letters)
  2. 5. A method used to add an element to the end of an array. (4 letters)
  3. 6. A special value indicating the absence of any object value. (4 letters)
  4. 7. A keyword used to exit a loop or switch statement. (5 letters)
Down
  1. 2. A method used to display output in the browser's console. (7 letters)
  2. 3. A data type representing a whole or decimal number. (6 letters)
  3. 4. A boolean value representing truth. (4 letters)
  4. 5. The operator used for addition. (4 letters)