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Copy pathStringBuilderDemo.java
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32 lines (23 loc) · 897 Bytes
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package strings;
public class StringBuilderDemo {
public static void main(String[] args) {
StringBuilder stringBuilder = new StringBuilder();
stringBuilder
.append(1)
.append(2L)
.append(true)
.append("And");
System.out.println(stringBuilder);
System.out.println(stringBuilder.substring(2,5));
//replace with large index, replace goes through the end (no exception)
stringBuilder.replace(2,200,"Alan");
System.out.println(stringBuilder);
StringBuilder stringBuilder1 = new StringBuilder("Alan");
stringBuilder1.reverse();
System.out.println(stringBuilder1);
String string = stringBuilder1.toString();
// stringBuilder.insert(2,"C");
// stringBuilder.insert(3,"D");
// System.out.println(stringBuilder);
}
}