π™¨π™©π™§π™žπ™£π™œ : μ†Œλ¬Έμž, λŒ€λ¬Έμž λ³€ν™˜

uuuouuoΒ·2022λ…„ 5μ›” 16일
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πŸ“ String : μ†Œλ¬Έμž, λŒ€λ¬Έμž λ³€ν™˜


βœ” Object.toLowerCase()

  • μ†Œλ¬Έμžλ‘œ λ³€ν™˜
String s = "AbcDEfg";
System.out.println(s.toLowerCase()); // abcdefg 좜λ ₯

βœ” Object.toUpperCase()

  • λŒ€λ¬Έμžλ‘œ λ³€ν™˜
String s = "AbcDEfg";
System.out.println(s.toUpperCase()); // ABCDEFG 좜λ ₯

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