在表单上点击提交按钮时,把增加的数据提交到java代码中,输出到控制台。本人是新手,请大家帮帮忙。
下面是表单代码:
<html>
<head>
<script type="text/javascript">
function tb_addnew(){
document.getElementById("myForm")
var user=new Array()
user[0]=document.getElementById("userId").value
user[1]=document.getElementById("nameAll").value
user[2]=document.getElementById("year").value+document.getElementById("month").value+document.getElementById("day").value
if (document.getElementById("sex").checked)
{ user[3]=document.getElementById("sex").value="男"}
else
{ user[3]=document.getElementById("sex").value="女"}
submitOK="true"
if (user[1].length>20)
{
alert("名字必须小于 20 个字符。")
submitOK="false"
}
if (user[0].length>20)
{
alert("账号必须小于 20 个字符。")
submitOK="false"
}
if (submitOK=="false")
{
return false
}
var t=document.all("myTable")
maxcell=t.rows(0).cells.length;
mynewrow=t.insertRow();
for(i=0;i<maxcell;i++){
mynewcell=mynewrow.insertCell();
mynewcell.innerText=user[i];
}
}
</script>
</head><body>
<p>题目:写一个表单,接收输入:账号、姓名、生日、性别,账号和姓名以文本框输入;生日以年、月、日下拉框形式输入,性别以单选框输入;输入完成后点击确定按钮,把数据加入下面的表格中</p>
<fieldset>
<legend>请输入:</legend>
<form id="myForm" name=f1>
账号:<input type="text" name="userId" size="20" /><br />
姓名:<input type="text" name="nameAll" size="20" /><br />
生日:<select name=year size=1 onchange="showmonth();showday()">
<script>
var yearbegin=1900,yearend=2012;
document.write("<option value=''selected>请选择年份...</option>")
for(var i=yearbegin;i<=yearend;i++){
document.write ("<option value="+i+">"+i+"</option>")
}
</script>
</select>
<select name=month size=1 onchange="showday();">
<option value="">请选择月份...</option>
</select>
<select name=day size=1>
<option value="">请选择日期...</option>
</select>
<br />
性别:
男<input type="radio" checked="checked" name="sex" value="男" />
女<input type="radio" name="sex" value="女" /><br />
<blockquote>
<input type="button" onclick="tb_addnew()" value="提交">
</blockquote>
</form>
<script>
var elYear=eval(document.f1.year)
var elMonth=eval(document.f1.month);
function showmonth(){
if(elYear.value!=""){
for(var i=0;i<12;i++){
elMonth.options.add(new Option(i+1, i+1));
}
}
}function showday(){
var elDay=eval(document.f1.day);
if(elMonth.value!="" && elYear.value!=""){
elDay.length=0;
for(var i=0;i<28;i++){
elDay.options.add(new Option(i+1, i+1));
}
if(elMonth.value!="2"){
elDay.options.add(new Option(29, 29));
elDay.options.add(new Option(30, 30));
}
switch(elMonth.value){
case "1":
case "3":
case "5":
case "7":
case "8":
case "10":
case "12":{
elDay.options.add(new Option(31, 31));
}
case "02":{
var nYear=elYear.value;
if(nYear%400==0 || nYear%4==0 && nYear%100!=0)elDay.options.add(new Option(29, 29));
}
}
}
}
</script>
</fieldset>
<fieldset>
<h4>人员信息</h4>
<table border="1"
信息="10">
<table id="myTable" >
<tr>
<td>账号</td>
<td>姓名</td>
<td>生日</td>
<td>性别</td>
</tr>
<tr>
<td>zhangsan</td>
<td>张三</td>
<td>19811014</td>
<td>男</td>
</tr>
</table>
</fieldset>
</body>
</html>本人是新手,请大家帮帮忙,在表单上点击提交按钮时,把增加的数据提交到java代码中,输出到控制台。
下面是表单代码:
<html>
<head>
<script type="text/javascript">
function tb_addnew(){
document.getElementById("myForm")
var user=new Array()
user[0]=document.getElementById("userId").value
user[1]=document.getElementById("nameAll").value
user[2]=document.getElementById("year").value+document.getElementById("month").value+document.getElementById("day").value
if (document.getElementById("sex").checked)
{ user[3]=document.getElementById("sex").value="男"}
else
{ user[3]=document.getElementById("sex").value="女"}
submitOK="true"
if (user[1].length>20)
{
alert("名字必须小于 20 个字符。")
submitOK="false"
}
if (user[0].length>20)
{
alert("账号必须小于 20 个字符。")
submitOK="false"
}
if (submitOK=="false")
{
return false
}
var t=document.all("myTable")
maxcell=t.rows(0).cells.length;
mynewrow=t.insertRow();
for(i=0;i<maxcell;i++){
mynewcell=mynewrow.insertCell();
mynewcell.innerText=user[i];
}
}
</script>
</head><body>
<p>题目:写一个表单,接收输入:账号、姓名、生日、性别,账号和姓名以文本框输入;生日以年、月、日下拉框形式输入,性别以单选框输入;输入完成后点击确定按钮,把数据加入下面的表格中</p>
<fieldset>
<legend>请输入:</legend>
<form id="myForm" name=f1>
账号:<input type="text" name="userId" size="20" /><br />
姓名:<input type="text" name="nameAll" size="20" /><br />
生日:<select name=year size=1 onchange="showmonth();showday()">
<script>
var yearbegin=1900,yearend=2012;
document.write("<option value=''selected>请选择年份...</option>")
for(var i=yearbegin;i<=yearend;i++){
document.write ("<option value="+i+">"+i+"</option>")
}
</script>
</select>
<select name=month size=1 onchange="showday();">
<option value="">请选择月份...</option>
</select>
<select name=day size=1>
<option value="">请选择日期...</option>
</select>
<br />
性别:
男<input type="radio" checked="checked" name="sex" value="男" />
女<input type="radio" name="sex" value="女" /><br />
<blockquote>
<input type="button" onclick="tb_addnew()" value="提交">
</blockquote>
</form>
<script>
var elYear=eval(document.f1.year)
var elMonth=eval(document.f1.month);
function showmonth(){
if(elYear.value!=""){
for(var i=0;i<12;i++){
elMonth.options.add(new Option(i+1, i+1));
}
}
}function showday(){
var elDay=eval(document.f1.day);
if(elMonth.value!="" && elYear.value!=""){
elDay.length=0;
for(var i=0;i<28;i++){
elDay.options.add(new Option(i+1, i+1));
}
if(elMonth.value!="2"){
elDay.options.add(new Option(29, 29));
elDay.options.add(new Option(30, 30));
}
switch(elMonth.value){
case "1":
case "3":
case "5":
case "7":
case "8":
case "10":
case "12":{
elDay.options.add(new Option(31, 31));
}
case "02":{
var nYear=elYear.value;
if(nYear%400==0 || nYear%4==0 && nYear%100!=0)elDay.options.add(new Option(29, 29));
}
}
}
}
</script>
</fieldset>
<fieldset>
<h4>人员信息</h4>
<table border="1"
信息="10">
<table id="myTable" >
<tr>
<td>账号</td>
<td>姓名</td>
<td>生日</td>
<td>性别</td>
</tr>
<tr>
<td>zhangsan</td>
<td>张三</td>
<td>19811014</td>
<td>男</td>
</tr>
</table>
</fieldset>
</body>
</html>本人是新手,请大家帮帮忙,在表单上点击提交按钮时,把增加的数据提交到java代码中,输出到控制台。
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<html>
<head>
<script type="text/javascript">
function tb_addnew(){
document.getElementById("myForm")
var user=new Array()
user[0]=document.getElementById("userId").value
user[1]=document.getElementById("nameAll").value
user[2]=document.getElementById("year").value+document.getElementById("month").value+document.getElementById("day").value
if (document.getElementById("sex").checked)
{ user[3]=document.getElementById("sex").value="男"}
else
{ user[3]=document.getElementById("sex").value="女"}
submitOK="true"
if (user[1].length>20)
{
alert("名字必须小于 20 个字符。")
submitOK="false"
}
if (user[0].length>20)
{
alert("账号必须小于 20 个字符。")
submitOK="false"
}
if (submitOK=="false")
{
return false
}
var t=document.all("myTable")
maxcell=t.rows(0).cells.length;
mynewrow=t.insertRow();
for(i=0;i<maxcell;i++){
mynewcell=mynewrow.insertCell();
mynewcell.innerText=user[i];
}
}
</script>
</head><body>
<p>题目:写一个表单,接收输入:账号、姓名、生日、性别,账号和姓名以文本框输入;生日以年、月、日下拉框形式输入,性别以单选框输入;输入完成后点击确定按钮,把数据加入上面的表格中</p>
<fieldset>
<legend>请输入:</legend>
<form id="myForm" name=f1 action="TaxRate" method="post">账号:<input type="text" name="userId" size="20" /><br />
姓名:<input type="text" name="nameAll" size="20" /><br />
生日:<select name=year size=1 onchange="showmonth();showday()">
<script>
var yearbegin=1900,yearend=2012;
document.write("<option value=''selected>请选择年份...</option>")
for(var i=yearbegin;i<=yearend;i++){
document.write ("<option value="+i+">"+i+"</option>")
}
</script>
</select>
<select name=month size=1 onchange="showday();">
<option value="">请选择月份...</option>
</select>
<select name=day size=1>
<option value="">请选择日期...</option>
</select>
<br />
性别:
男<input type="radio" checked="checked" name="sex" value="男" />
女<input type="radio" name="sex" value="女" /><br />
<blockquote>
<input type="button" onclick="tb_addnew()" value="确定">
</blockquote>
</form>
<script>
var elYear=eval(document.f1.year)
var elMonth=eval(document.f1.month);
function showmonth(){
if(elYear.value!=""){
for(var i=0;i<12;i++){
elMonth.options.add(new Option(i+1, i+1));
}
}
}function showday(){
var elDay=eval(document.f1.day);
if(elMonth.value!="" && elYear.value!=""){
elDay.length=0;
for(var i=0;i<28;i++){
elDay.options.add(new Option(i+1, i+1));
}
if(elMonth.value!="2"){
elDay.options.add(new Option(29, 29));
elDay.options.add(new Option(30, 30));
}
switch(elMonth.value){
case "1":
case "3":
case "5":
case "7":
case "8":
case "10":
case "12":{
elDay.options.add(new Option(31, 31));
}
case "02":{
var nYear=elYear.value;
if(nYear%400==0 || nYear%4==0 && nYear%100!=0)elDay.options.add(new Option(29, 29));
}
}
}
}
</script>
<a href="C:\Users\John\Desktop\HTML\myTable.HTML" target="_blank">人员信息表</a>
</fieldset><fieldset>
<h4>人员信息</h4>
<table border="1"
信息="10">
<table id="myTable" >
<tr>
<td>账号</td>
<td>姓名</td>
<td>生日</td>
<td>性别</td>
</tr>
<tr>
<td>zhangsan</td>
<td>张三</td>
<td>19809224</td>
<td>男</td>
</tr></table>
</fieldset>
</body>
</html>
这是java代码
package tax;import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.sql.Date;
import java.util.*;@SuppressWarnings({ "serial", "unused" })
public class TaxRate extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
System.out.println("do get.........");
doPost(request,response);
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
System.out.println("do post.......");
//String action = request.getParameter("action");
String userId=request.getParameter("userId");
String nameAll=request.getParameter("nameAll");
Date birthday = parseBirthday(request, response);
String sex = request.getParameter("sex");
int sexnum = 0;
if ("男".equals(sex)) {
sexnum = 0;
} else {
sexnum = 1;
}
System.out.println(userId+" "+nameAll+" "+birthday+" "+sex);
}
private Date parseBirthday(HttpServletRequest request,
HttpServletResponse response) {
String year = request.getParameter("birthdayYear");
String month = request.getParameter("birthdayMonth");
String day = request.getParameter("birthdayDay");
Date date = Date.valueOf(year + "-" + month + "-" + day);
return date;
}
public static void main(){
}
}
调用tb_addnew()这个方法是在from中<form id="myForm" name=f1 action="TaxRate" method="post"onsubmit="return tb_addnew()">
姓名:<input type="text" name="nameAll" size="20" /><br />
生日:<select name=year size=1 onchange="showmonth();showday()">
<script>没有id属性,document.getElementById("userId").value这样不能获得值。
window.form.action="url"
window.form.submit();
即可。
myForm.html文件:
<html>
<head>
<body>
<p>题目:写一个表单,接收输入:账号、姓名、生日、性别,账号和姓名以文本框输入;生日以年、月、日下拉框形式输入,性别以单选框输入;在表单上点击按钮的时候,把增加的数据提交到Java代码中,输出到控制台
<fieldset>
<legend>请输入:</legend>
<form id="myForm" name=f1 action="TaxRate" method="post" onsubmit="return tb_addnew()">账号:<input type="text" name="userId" size="20" /><br />
姓名:<input type="text" name="nameAll" size="20" /><br />
生日:<select name=year size=1 onchange="showmonth();showday()">
<script>
var yearbegin=1900,yearend=2012;
document.write("<option value=''selected>请选择年份...</option>")
for(var i=yearbegin;i<=yearend;i++){
document.write ("<option value="+i+">"+i+"</option>")
}
</script>
</select>
<select name=month size=1 onchange="showday();">
<option value="">请选择月份...</option>
</select>
<select name=day size=1>
<option value="">请选择日期...</option>
</select>
<br />
性别:
男<input type="radio" checked="checked" name="sex" value="男" />
女<input type="radio" name="sex" value="女" /><br />
<blockquote>
<input type="submit" onclick="tb_addnew()" value="提交">
</blockquote>
</form>
<script>
var elYear=eval(document.f1.year)
var elMonth=eval(document.f1.month);
function showmonth(){
if(elYear.value!=""){
for(var i=0;i<12;i++){
elMonth.options.add(new Option(i+1, i+1));
}
}
}function showday(){
var elDay=eval(document.f1.day);
if(elMonth.value!="" && elYear.value!=""){
elDay.length=0;
for(var i=0;i<28;i++){
elDay.options.add(new Option(i+1, i+1));
}
if(elMonth.value!="2"){
elDay.options.add(new Option(29, 29));
elDay.options.add(new Option(30, 30));
}
switch(elMonth.value){
case "1":
case "3":
case "5":
case "7":
case "8":
case "10":
case "12":{
elDay.options.add(new Option(31, 31));
}
case "02":{
var nYear=elYear.value;
if(nYear%400==0 || nYear%4==0 && nYear%100!=0)elDay.options.add(new Option(29, 29));
}
}
}
}
</script>
</fieldset>
</body>
</html>
TaxRate.java 文件:
package tax;import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;
import java.sql.Date;
import java.util.*;@SuppressWarnings({ "serial", "unused" })
public class TaxRate extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
System.out.println("do get.........");
doPost(request,response);
}
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
System.out.println("do post.......");
//String action = request.getParameter("action");
String userId=request.getParameter("userId");
String nameAll=request.getParameter("nameAll");
Date birthday = parseBirthday(request, response);
String sex = request.getParameter("sex");
int sexnum = 0;
if ("男".equals(sex)) {
sexnum = 0;
} else {
sexnum = 1;
}
System.out.println(userId+" "+nameAll+" "+birthday+" "+sex);
}
private Date parseBirthday(HttpServletRequest request,
HttpServletResponse response) {
String year = request.getParameter("birthdayYear");
String month = request.getParameter("birthdayMonth");
String day = request.getParameter("birthdayDay");
Date date = Date.valueOf(year + "-" + month + "-" + day);
return date;
}
public static void main(){
}
}