D言語のラムダで遊んでみた

lambda.d

import std.stdio;

void main() {
  int delegate()[int] dict;
  foreach(it; 0 .. 10) {
    dict[it] = ((i) => (() => i))(it);
  }

  foreach(key, func; dict) {
    writeln(key, " => ", dict[key]());
  }
}