Syntax of JSP Declaratives are:
<%!
//java codes
%>
JSP Declaratives begins with <%! and ends %> with .We can embed any amount of java code in the JSP Declaratives. Variables and functions defined in the declaratives are class level and can be used anywhere in the JSP page.
<%@page contentType="text/html" %>
<html>
<body>
<%!
int cnt=0;
private int getCount(){
//increment cnt and return the value
cnt++;
return cnt;
}
%>
<p>Values of Cnt are:</p>
<p><%=getCount()%></p>
<p><%=getCount()%></p>
<p><%=getCount()%></p>
<p><%=getCount()%></p>
<p><%=getCount()%></p>
<p><%=getCount()%></p>
</body>
</html>
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