Name
_____________________
import java.util.Scanner; //A.
import
java.util.StringTokenizer; //B.
import
java.io.*; //C.
import
java.util.regex.Pattern; //D.
public class Play2
{
public static void main (String []
args)
{
Scanner myScanner2;
String myString;
System.out.println
("original String: I want 2
c 100 Kangaroos");
myScanner2 = new Scanner (" I want
2 c 100 Kangaroos");
myScanner2.useDelimiter ("[A-Z]");
while
(myScanner2.hasNext())
{
myString = myScanner2.next();
System.out.println ("^" + myString + "^");
}
System.out.println();
}
}
//1. what will be output?
//2. what are the delimiters?
//3.
what is the string "[A-Z]" called?
//4.
Which of the import statements must be present?
Name _________________
import java.util.Scanner; //A.
import
java.util.StringTokenizer; //B.
import
java.io.*; //C.
import
java.util.regex.Pattern; //D.
public class Play3
{
public static void main (String []
args)
{
Scanner myScanner3;
String myString;
System.out.println
("original String: This $ is $ a $
test");
myScanner3 = new Scanner ("This $
is $ a $ test");
myScanner3.useDelimiter("\\$");
while (myScanner3.hasNext())
{
myString = myScanner3.next();
System.out.println ("#" + myString + "#");
}
System.out.println
();
}
}
// 1. what will be output?
// 2. What are the delimiters?
//
3. Which of the import statements can be
omitted?
Name
________________________
import java.util.Scanner; //A.
import java.util.StringTokenizer; //B.
import
java.io.*; //C.
import
java.util.regex.Pattern; //D.
public class Play7
{
public
static void main (String [] args)
{
Scanner myScanner1,myScanner2;
Pattern myPattern;
String myString;
myPattern = Pattern.compile("[,#%]");
myScanner2 = new Scanner ("This,is#a%test");
myScanner2.useDelimiter(myPattern);
while (myScanner2.hasNext())
{
myString = myScanner2.next();
System.out.println
("while myScanner2.hasNext *" + myString + "*");
}
}
}
//
1. what will be output?
// 2. What are the delimiters?
//3. Which of the import statements must be
present?
import java.util.Scanner; //A.
import
java.util.StringTokenizer; //B.
import
java.io.*; //C.
import
java.util.regex.Pattern; //D.
public class Play1
{
public static void main (String []
args)
{
Scanner myScanner1;
String myString;
System.out.println
(" original String: This $ is $ a
$ test: ");
myScanner1 = new Scanner ("This $
is $ a $ test");
while
(myScanner1.hasNext())
{
myString = myScanner1.next();
System.out.println ("*" + myString + "*");
}
System.out.println();
}
}
// 1. What are the delimiters?
// 2. What is output?
// 3.
Which of the import statements must be present?
import java.util.Scanner; //A.
import
java.util.StringTokenizer; //B.
import
java.io.*; //C.
import
java.util.regex.Pattern; //D.
public class Play4
{
public static void main (String []
args)
{
StringTokenizer myTokenizer;
System.out.println
(" original String: a&abd^acd,ad#afd$");
myTokenizer = new StringTokenizer
("a&abd^acd,ad#afd$");
while
(myTokenizer.hasMoreTokens())
{
System.out.println(
myTokenizer.nextToken("$%#,^&"));
}
}
}
// 1. What are the delimiters?
// 2. What is output?
/ 3.
Which of the import statements must be present?