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文字列を繰り返す
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| // Case #1 | |
| // 文字列を繰り返すときには * 演算子を使う。繰り返す回数を指定します。 | |
| def s = 'Go! ' | |
| assert s * 3 == 'Go! Go! Go! ' | |
| // Case #2 | |
| // 当たり前ですが、繰り返し回数の指定は変数も使えます | |
| (1..5).each { len -> println '+' * len } | |
| /* 結果 | |
| + | |
| ++ | |
| +++ | |
| ++++ | |
| +++++ | |
| */ | |
| // Case #3 | |
| // 0回繰り返すと空文字になります | |
| assert "Go! " * 0 == "" | |
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