JavaScript Functions
  Duration: 7:04
Part of Course: Introductory D3 Course
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Takeaways:

  • A JavaScript function is a block of code that will be executed when you call it
  • A JavaScript function is written as a code block inside curly { } braces, preceded by the function keyword
  • A JavaScript function can take zero or more arguments or parameters
  • An anonymous JavaScript function is a JavaScript function that has not been given a name
  • Anonymous JavaScript functions are commonly used when the function is used immediately after being defined
  • JavaScript functions are first-class objects in JavaScript so you can assign a function to a JavaScript variable
  • Because JavaScript functions can be assigned to variables, it means you can pass functions as parameters or arguments to other functions

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