14 lines
497 B
Java
14 lines
497 B
Java
public class Java31 {
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public static void main(String[] args) {
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String str = "apple"; // java.lang.String str = new java.lang.String("apple");
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// String 클래스의 다양한 메소드들
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System.out.println(str.toUpperCase());
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System.out.println(str.charAt(3));
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System.out.println(str.length());
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System.out.println(str.indexOf("pl"));
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System.out.println(str.indexOf("px"));
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System.out.println(str.replaceAll("p", "x"));
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}
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}
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