A method of generating a random string

Package graduate;

Import java.util.random;

Import java.applet. *;

Import java.lang.string;

/ **

*

Get "A ~ D" random string

*

*

Using StringBuffer Control String Length

*

*

Use the char array control string range

*

*

*

* @Author by jack813

* @version 1.0

* /

Public class getrndstring extends applet {

Public string getrndstring (string length) {

INT LEN = Integer.Parseint (Length);

Final char [] mm = new char [] {'a', 'b', 'c', 'd'};

StringBuffer SB = new stringbuffer ();

Random Random = new random ();

For (int i = 0; i

Sb.append (mm [random.nextint (mm.length)]);

}

Return sb.toString ();

}

}