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== operator

For value types

For all value types, == compares by content.

  • int, float, bool, etc. → by value (obvious)
  • string → character by character
  • seq → element by element
  • array → element by element
  • object → field by field
type
  Point = object
    x: int
    y: int

let
  x = 2
  y = 2
  s1 = "hello"
  s2 = "hello"
  li1 = @[1, 2, 3]
  li2 = @[1, 2, 3]
  numbers1 = [9, 8, 7]
  numbers2 = [9, 8, 7]
  p1 = Point(x: 2, y: 6)
  p2 = Point(x: 2, y: 6)

echo x == y                  # true; primitive types

echo s1 == s2                # true; string

echo li1 == li2              # true; seq

echo numbers1 == numbers2    # true; array

echo p1 == p2                # true; object

For reference types

See Nim2.20260418a .

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Page last modified on 2026 April 19, 22:32