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@shunsuke227ono(Shunsuke Ono)

i++と++iの違い

Last updated at Posted at 2016-04-10

++iは返り値としてインクリメント後の値を返す

 i = 1;
 j = ++i;
 (i is 2, j is 2)

i++は返り値としてインクリメント前の値を返す

 i = 1;
 j = i++;
 (i is 2, j is 1)

参考: What is the difference between ++i and i++

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