Código PHP:
<%@ page session="false" %>
<%@ page import="java.*" %>
<%@ page import="java.io.*" %>
<%@ page import="java.sql.*" %>
<%
String ThisFileName = "TextArea.jsp";
String ValueField = request.getParameter("ValueField");
if (ValueField==null) ValueField = "";
String SinSalto = ValueField;
String ConSalto = ValueField.replaceAll("\\n", "<br>");
out.println("</form><P>\n");
out.println("<form action=\""+ThisFileName+"\" method=post>");
out.println("<textarea name=ValueField type= textarea cols=100 rows=3>"+ValueField+"</textarea>");
out.println(SinSalto+"<P>");
out.println(ConSalto+"<P>");
out.println("<input type=submit name=TextArea value=\"TextArea\"> <P>\n");
out.println("</form><P>\n");
try
{
File MyFile;
FileWriter MyFileWriter;
BufferedWriter MyBufferedWriter;
MyFile = new File("/home/Compartido/TextArea.jsp.txt");
MyFileWriter = new FileWriter(MyFile);
MyBufferedWriter = new BufferedWriter(MyFileWriter);
MyBufferedWriter.write("SinSalto\n"+SinSalto+"\n");
MyBufferedWriter.write("ConSalto\n"+ConSalto+"\n");
MyBufferedWriter.close();
MyFileWriter.close();
}
catch (Exception e) { out.println(e.toString()); }
%>