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TestSBcapacity.java

public class TestSBcapacity {
  
public static void 
main(String args[]) {
    StringBuffer sb = 
new StringBuffer("Jabook"
);
    
int 
i = sb.capacity();

    System.out.println(
"capacity is " 
+ i);
  } 
}

C:\javaExample\StringBuffer>javac TestSBcapacity.java
C:\javaExample\StringBuffer>java TestSBcapacity
capacity is 22

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