freeCodeCamp/guide/english/go/the-zero-value/index.md

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The Zero Value

The Zero Value

Understanding some zero values inside Golang:

1. false for booleans
2. 0 for integers
3. 0.0 for floats
4. "" for strings
5. nil for
   • pointers
   • functions
   • interfaces
   • slices
   • channels
   • maps

Please, use short declaration operator as much as possible.

• Use var for:

  • zero value
  • package scope

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