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Copy pathProb002_String.java
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47 lines (38 loc) · 1.15 KB
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package java0907_api.prob;
/*
* javac Prob002_String.java
* java Prob001_String JAva Test
*/
/*1 프로그램 실행할때 "JAva Test" 문자열을 args배열에서 값을 받아 출력결과에 같이
* 나오도록 프로그램을 구현하시오.
* java Prob002_String JAva Test
* *
* 2 출력결과
* source : JAva Test
* convert: jaVA tEST
* length: 9
* reverse : tseT avAJ
*/
public class Prob002_String {
public static void main(String[] args) {
String source = args[0];
String convert = null;
int length = source.length();
String reverse = null;
char[] srcArr = new char[source.length()];
for (int i = 0; i < source.length(); i++) {
if (Character.isUpperCase(source.charAt(i))) {
srcArr[i] = Character.toLowerCase(source.charAt(i));
} else {
srcArr[i] = Character.toUpperCase(source.charAt(i));
}
}
convert = String.valueOf(srcArr);
StringBuffer sb = new StringBuffer(source).reverse();
reverse = sb.toString();
System.out.println("source : " + source);
System.out.println("convert : " + convert);
System.out.println(length);
System.out.println("reverse : " + reverse);
}
}// end class