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fiqriachmada

Dart Anonymous Function

Feb 9th, 2021
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Dart 0.68 KB | None | 0 0
  1. import 'dart:io';
  2.  
  3. String say(String from, String message, {String to, String appName}) {
  4.   return from + " say " + message + ((to != null) ? " to " + to : " ") + ((appName != null) ? " via " + appName : " ");
  5. }
  6.  
  7. String say2(String from, String message, [String to, String appName]) {
  8.   return from + " say " + message + ((to != null) ? " to " + to : " ") + ((appName != null) ? " via " + appName : " ");
  9. }
  10.  
  11. double luas_segiempat(double panjang, double lebar) => panjang * lebar;
  12.  
  13. main(List<String> arguments) {
  14.   Function f;
  15.   f = luas_segiempat;
  16.   print(say("Johny", "Hello", to: "Mada", appName: "WA"));
  17.   print(say2("Johny", "Hello", "Mada", "WA"));
  18.   print(f(6.0, 3.0));
  19. }
  20.  
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