Function map #

Create a new matrix or array with the results of the callback function executed on each entry of the matrix/array.

Syntax #, callback)

Parameters #

Parameter Type Description
x Matrix | Array The matrix to iterate on.
callback Function The callback method is invoked with three parameters: the value of the element, the index of the element, and the matrix being traversed.

Returns #

Type Description
Matrix | array Transformed map of x

Examples #[1, 2, 3], function(value) {
  return value * value
})  // returns [1, 4, 9]

See also #

filter, forEach, sort

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