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leohmoraes/main.dart

Last active August 15, 2020 19:20
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Ep03 - Dart - Funcoes puras e transparencia referencial
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main.dart
//https://youtu.be/4EzUtx-Q58I?t=1769
//Funcoes puras e transparencia referencial
import 'dart:math';
/// Funcao pura = sem side-effects
/// Altera somente as variaveis intenas
/// Doubles [n].
int double(int n) => n * 2;
/// Generate a possibly negative integer from -[max] to [max].
int randomIntWithNegative(int max) =>
Random().nextInt(max) * (Random().nextBool() ? 1 : -1);
main(){
}
/// Run https://dartpad.dev/08adc4b61a460be71b2ed29f959b2f80
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