External module "math/base/assert/is-integer/docs/types/index.d"

isInteger

• isInteger(x: number): boolean

• Tests if a finite double-precision floating-point number is an integer.

  Notes

  • The function assumes a finite number. If provided positive or negative infinity, the function will return true, when, in fact, the result is undefined.

  Parameters

  • x: number

    value to test

  Returns boolean

  boolean indicating whether the value is an integer

  Example

  var bool = isInteger( 1.0 );
  // returns true

  Example

  var bool = isInteger( 3.14 );
  // returns false