Created
May 6, 2024 07:41
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void withIf() { | |
Map<int, void> items = { | |
1: (), | |
2: (), | |
3: (), | |
4: (), | |
5: (), | |
}; | |
items.forEach( | |
(key, value) { | |
if (key % 2 == 1) { | |
odd(key); | |
} | |
if (key % 2 == 0) { | |
even(key); | |
} | |
}, | |
); | |
} | |
void withPair() { | |
Map<int, Function> items = { | |
1: () => odd(1), | |
2: () => even(2), | |
3: () => odd(3), | |
4: () => even(4), | |
5: () => odd(5), | |
}; | |
items.forEach((key, value) => value()); | |
} | |
void odd(int value) { | |
print("ODD: $value"); | |
} | |
void even(int value) { | |
print("even: $value"); | |
} | |
main() { | |
print("IF==============="); | |
Stopwatch ifWatch = Stopwatch(); | |
ifWatch.start(); | |
withIf(); | |
ifWatch.stop(); | |
print("IF ${ifWatch.elapsedMicroseconds}"); | |
print("PAIR==============="); | |
Stopwatch pairWatch = Stopwatch(); | |
pairWatch.start(); | |
withPair(); | |
pairWatch.stop(); | |
print("PAIR ${pairWatch.elapsedMicroseconds}"); | |
} | |
// Execution result: | |
// IF=============== | |
// ODD: 1 | |
// even: 2 | |
// ODD: 3 | |
// even: 4 | |
// ODD: 5 | |
// IF 676 | |
// PAIR=============== | |
// ODD: 1 | |
// even: 2 | |
// ODD: 3 | |
// even: 4 | |
// ODD: 5 | |
// PAIR 149 |
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