Basic JavaScript for D3 V4 - Equality
  Duration: 2:04
Part of Course: D3 V4 Tutorial
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Takeaways:

  • JavaScript has two often used tests of equality "==" and "==="
  • "==" tests for equality of values
  • "===" tests for equality of values and equality of types
  • "==" will do type coercion if necessary to look at equality of values
  • "!=" is the opposite of "=="
  • "!==" is the opposite of "==="

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