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MID Profile: Interface Enumeration
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java.util</FONT>
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Interface Enumeration</H2>
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<DT>public interface <B>Enumeration</B></DL>
<P>
An object that implements the Enumeration interface generates a series of elements, one at a time. Successive calls to the <code>nextElement</code> method return successive elements of the series. <p> For example, to print all elements of a vector <i>v</i>: <blockquote><pre> for (Enumeration e = v.elements() ; e.hasMoreElements() ;) { System.out.println(e.nextElement());<br> } </pre></blockquote> <p> Methods are provided to enumerate through the elements of a vector, the keys of a hashtable, and the values in a hashtable.
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<DT><B>Since: </B><DD>JDK1.0, CLDC 1.0</DD>
<DT><B>See Also: </B><DD><A HREF="../../java/util/Enumeration.html#nextElement()"><CODE>nextElement()</CODE></A>,
<A HREF="../../java/util/Hashtable.html"><CODE>Hashtable</CODE></A>,
<A HREF="../../java/util/Hashtable.html#elements()"><CODE>Hashtable.elements()</CODE></A>,
<A HREF="../../java/util/Hashtable.html#keys()"><CODE>Hashtable.keys()</CODE></A>,
<A HREF="../../java/util/Vector.html"><CODE>Vector</CODE></A>,
<A HREF="../../java/util/Vector.html#elements()"><CODE>Vector.elements()</CODE></A></DL>
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<CODE> boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../java/util/Enumeration.html#hasMoreElements()">hasMoreElements</A></B>()</CODE>
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Tests if this enumeration contains more elements.</TD>
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<CODE> <A HREF="../../java/lang/Object.html">Object</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../java/util/Enumeration.html#nextElement()">nextElement</A></B>()</CODE>
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Returns the next element of this enumeration if this enumeration object has at least one more element to provide.</TD>
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<A NAME="hasMoreElements()"><!-- --></A><H3>
hasMoreElements</H3>
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public boolean <B>hasMoreElements</B>()</PRE>
<DL>
<DD>Tests if this enumeration contains more elements.<DD><DL>
<DT><B>Returns:</B><DD><code>true</code> if and only if this enumeration object contains at least one more element to provide; <code>false</code> otherwise.</DL>
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nextElement</H3>
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public <A HREF="../../java/lang/Object.html">Object</A> <B>nextElement</B>()</PRE>
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<DD>Returns the next element of this enumeration if this enumeration object has at least one more element to provide.<DD><DL>
<DT><B>Returns:</B><DD>the next element of this enumeration.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/util/NoSuchElementException.html">NoSuchElementException</A></CODE> - if no more elements exist.</DL>
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