function assign( x, out ) {
		return f.assign( x, out );
	}
Applies a unary function to each element in a provided input array and assigns results to a provided output array.

@private
@param {Collection} x - input array
@param {Collection} out - output array
@throws {TypeError} first argument must be a collection
@throws {TypeError} first argument must have a supported data type
@throws {TypeError} second argument must be a collection
@returns {Collection} output array