// ClassifyChar3.java
// Classifies the characters in an
// entered string of 1 to 15 characters,
// using logical operators.
// Uses prompted console input.
public class ClassifyChar3 {
public static void main(String[] args)
{
System.out.print("Enter any string of 1 to 15 characters:>");
String text = ConsoleInput.readLine();
System.out.println();
System.out.println("You typed: " + text);
while ( text.length() == 0 || text.length() > 15 ) {
System.out.print("Your string must be 1 to 15 characters:>");
text = ConsoleInput.readLine();
} // while
System.out.println();
System.out.println("Position Character Classification");
System.out.println("-------- --------- --------------");
System.out.println();
for ( int i = 0; i < text.length(); i++ ) {
// Display character's position in String text:
String positionText = Integer.toString(i);
for ( int j = positionText.length(); j < 2; j++ )
positionText = " " + positionText;
System.out.print(" " + positionText);
// Display the character itself:
char x = text.charAt(i);
System.out.print(" " + x + " ");
// Classify the character:
if ( x > 127 )
System.out.println("non-ASCII character");
else if ( x == ' ' )
System.out.println("ASCII space");
else if ( x >= '0' && x <= '9' )
System.out.println("ASCII digit");
else if ( (x >= 'A' && x <= 'Z')
|| (x >= 'a' && x <= 'z') )
System.out.println("ASCII letter");
else if ( x < 32 || x == 127 )
System.out.println("ASCII control character");
else
System.out.println("ASCII punctuation mark");
} // for i
} // method main
} // class ClassifyChar3