External module "utils/map2d/docs/types/index.d"

Export assignment map2d

• map2d(arr: ArrayLike<ArrayLike<any>>, fcn: Function, thisArg?: any): Array<Array<any>>

• Applies a function to each nested element in an array of arrays and assigns the result to a nested element in a new array of arrays.

  Notes

  • The applied function is provided the following arguments:

    • value: array element.
    • i: index of the first dimension.
    • j: index of the second dimension.
    • arr: input array.

  Parameters

  • arr: ArrayLike<ArrayLike<any>>

    array of arrays

  • fcn: Function

    function to apply

  • Optional thisArg: any

    input function context

  Returns Array < Array < any > >

  array of arrays

  Example

  var naryFunction = require( `@stdlib/utils/nary-function` );
  var abs = require( `@stdlib/math/base/special/abs` );
  
  var arr = [
      [ -1, -2, -3 ],
      [ -4, -5, -6 ]
  ];
  
  var out = map2d( arr, naryFunction( abs, 1 ) );
  // returns [ [ 1, 2, 3 ], [ 4, 5, 6 ] ]