Latest Tutorials| Questions and Answers|Ask Questions?|Site Map



Home Answers Viewqa JavaScriptQuestions javascript validation

Have Programming Question? Ask it here!
 
 
 


maithri
javascript validation
1 Answer(s)      3 years and 2 months ago
Posted in : JavaScript Questions


How to do javascript validations to check whether the entered primary key is present in the database or not .Iam using jsp language


Advertisement
View Answers

March 4, 2011 at 11:55 AM


Javascript validation

1)checkid.jsp:

<%@page import="java.sql.*"%>
<html>
<head>
<script type="text/javascript">
function showData(){ 
var value=document.getElementById("id").value;

xmlHttp=GetXmlHttpObject()
var url="id.jsp";
url=url+"?id="+value;
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}
function stateChanged() { 
if(xmlHttp.readyState==4 || xmlHttp.readyState=="complete"){ 
    var showdata = xmlHttp.responseText; 
    alert(showdata);
} 
}
function GetXmlHttpObject(){
var xmlHttp=null;
try {
  xmlHttp=new XMLHttpRequest();
 }
catch (e) {
 try  {
  xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
  }
 catch (e)  {
  xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
  }
 }
return xmlHttp;
}
</script>
</head>

<form name="employee">
<div id="mydiv"></div>
 <input  type="text" name="id" id="id"><input type="button" value="check" onclick="showData();">
</html>

2)id.jsp:

<%@ page import="java.sql.*" %> 
<%
String id = request.getParameter("id").toString();
System.out.println(id);
int count=0;
String data ="";
try{
           Class.forName("com.mysql.jdbc.Driver");
           Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/test", "root", "root");
           Statement st=con.createStatement();
           ResultSet rs=st.executeQuery("select * from employee where id='"+id+"'");
while(rs.next())
{
count++;
}
if(count>0){
    data="It is a valid id";
}
else{
    data="It is not a valid id";
}
out.println(data);
System.out.println(data);
}
catch(Exception e) {
System.out.println(e);
}
%>


Related Tutorials/Questions & Answers:
javascript validation
javascript validation  validation of comparing dropdownlist and textbox in javascript
javascript validation
javascript validation  my problem is following code is my form i want validation and for email field it will check formate useing regularexpressions. <html> <script src="combovalidate1.js" type="text/javascript
Advertisements
javascript validation
javascript validation  How to do javascript validations to check whether the entered primary key is present in the database or not .Iam using jsp language
javascript validation
javascript validation  How to do javascript validations to check whether the entered primary key is present in the database or not .Iam using jsp language
JavaScript Form Validation
JavaScript Form Validation  JavaScript Form Validation
javascript validation
javascript validation  i have 4 buttons in my project like save,find,modify,clear and exit. Here my problem is i have to validate in javascript like if i click on save button an alert message should be displayed "DO YOU WANT
javascript validation
javascript validation  I need to validate password with following...;/script> <script language="javascript"> function...;<INPUT id=register type=button value=Submit name=Submit onclick='javascript
javascript for websites url validation
javascript for websites url validation  javascript for websites url validation   JavaScript Code for URL Validation **function isvalidurl(url) { return url.match(/^(ht|f)tps?:\/\/[a-z0-9-.]+.[a-z]{2,4}\/?([^\s<
Javascript validation code
Javascript validation code  Hi, I need a javascript validation code for the following fields 1)Name 2)Email 3)Mobile 4)City 5)State 6)Product type 7)submit button All should display enter the field required(like name required
Javascript validation code
Javascript validation code  Hi, I need a javascript validation code for the following fields 1)Name 2)Email 3)Mobile 4)City 5)State 6)Product type 7)submit button All should display enter the field required(like name required
javascript regex validation alphanumeric
javascript regex validation alphanumeric  How to write javascript regex validation for alphanumeric?   <html> <head> <title> alphanumeric validation using regex</title> <script type="text
javascript regex validation email
javascript regex validation email  How to write JavaScript regex validation for email?   <html> <head> <title>Email validation using regex</title> <script type="text/javascript">
simple javascript validation for numbers
simple javascript validation for numbers  simple javascript validation for register number   Here is a html code that accepts number from...; <title>Mobile number validation using regex</title> <script
Registration page with JavaScript Validation
Registration page with JavaScript Validation   HTML Registration page with JavaScript Validation - required source code   Registration page in HTML with JavaScript Validation source code <html> <head>
Validation probs in javascript
Validation probs in javascript  This is my sports1.jsp file <...; <HTML> <head> <SCRIPT language="javascript">... file my validation works correctly but when my validation fails i am getting
Javascript validation - Java Beginners
Javascript validation  Hi I have developed the following function for the validation of Zip code,the problem is, when user enters the valid zip code in first attempt, the background color of text box changes to green while I
Form Validation with JavaScript
Form Validation with JavaScript  I created a simple form including nine or ten fields in HTML, and i want to validate it in JavaScript. How can i do it? Thanks!!   Hi Friend, Try the following code: 1)register.html
yyyy-mm-dd validation in javascript
yyyy-mm-dd validation in javascript   My form return value like (2011-10-05)yyyy-mm-dd ... my End date greater than my start date.. How to do validation in javascript
Javascript validation - Java Beginners
Javascript validation  Hi, this is ragav and my doubt is: I am having a input type="file" text box in which the user can browse the required... or not in javascript? plz urgent..   Hi Friend, Try the following code
JavaScript Email Validation
JavaScript Email Validation...; In this section we are going to check email Validation using JavaScript. JavaScript allows to perform a client side validation of email Ids in several forms
javascript form validation
javascript form validation  How to validate radio button , dropdown list and list box using onsubmit event..please give me a sample example..If we do not select any option,it shows an error..   Hello Friend, Try
Alphanumeric Validation in JavaScript
Alphanumeric Validation in JavaScript In this tutorials we will discuss about alphanumeric validation in JavaScript. Sometimes it may occur when user have.... Alphanumeric validation means a field in the form can accept only numbers
how to give validation using javascript in swing
how to give validation using javascript in swing   how to give validation using javascript in swing....... can somebody give code for username and password validation using javscript and swing
PHP JavaScript form Validation - PHP
PHP JavaScript form Validation  Just looking for a general PHP JavaScript form Validation. How can I write external JavaScript Validation? Please suggest!  Hi Friend, 1) form Enter Name Enter Address
javascript-email validation - Java Beginners
javascript-email validation  give the detail explanation for this code: if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr... about email validation at: http://www.roseindia.net/jsp/valid-email-jsp.shtml
javascript date validation using regex
javascript date validation using regex  Hi, I want to validate the date using javascript. Please help.   <html> <head> <title>Validating Date format</title> <script type="text/javascript">
combox validation javascript code - JSP-Servlet
combox validation javascript code  hiiiiiii, I want a javascript code for combobox field validation for my Lotus Notes web page.... thnx  Hi This is the source code of combobox validation in javascript
start date and end date validation in javascript - Ajax
start date and end date validation in javascript  hi, i am doing web... validations in javascript. end date should be greater than start date if so less than... in google and i got some scripts but it is not good validation.  
JavaScript password validation
JavaScript password validation We are going to discuses about JavaScript password special characters validation. In this example we have created one "... used JavaScript password validation and check for an alphabet , number
validation
validation  validation
validation
Validation method valid the in put. otherwise call the javascript onsubmit to check... code.Ok if you use struts then you can use Validation method valid the in put. otherwise call the javascript onsubmit to check value of radiobutton and file
Form Validation With Java Script
the Validation in  JavaScript and  your Validation in JavaScript program... Form Validation With Java Script   .... It is the most important features in JavaScript . It provide the facilities 
validation
validation  we are doing payroll system project in java.So pls provide the complete validation code for employee master form
validation.....
validation.....  hi.......... thanks for ur reply for validation code. but i want a very simple code in java swings where user is allowed to enter only numerical values in textbox , if he enters string values then it should
please send me javascript validation code - Java Beginners
please send me javascript validation code  hallo sir , please send me java script code for this html page.since i want to do validation.i am a new user in java ....please send me its urgent
how do i apply the javascript validation functions to the iframe content?
how do i apply the javascript validation functions to the iframe content?  Hi friends am Yogesh Nandane..Developing a small accessibility evaluation...;script type="text/javascript"> function test() { iframe
how do i apply the javascript validation functions to the iframe content?
how do i apply the javascript validation functions to the iframe content?  Hi friends am Yogesh Nandane..Developing a small accessibility evaluation...;script type="text/javascript"> function test() { iframe
Validation
); JLabel label=new JLabel("JTable validation Example",JLabel.CENTER); JPanel panel=new JPanel(); panel.add(scroll); JFrame frame=new JFrame("JTable validation
validation
validation  please help me to check validation for <form> <table class="form"> <tr> <td class="col1"> <label>Sno:</label> </td> <td
URL validation in JavaScript
URL validation in JavaScript In this tutorial we are going to discuss, how to validate a URL in JavaScript. Java Script is a Scripting language. A Java Script language is a lightweight programming language. JavaScript code are written
Javascript Form validation Example
Javascript Form validation Example In this section we will discuss about how to validate your application form in javascript. In many applications data... am giving a simple example for form validation using Javascript. Example
javascript
javascript  Hi deepak, how to write form validation on javascript
Validation - Struts
Validation  what is the best way to use validation in Struts?either "validation.xml" or JavaScript
form validation
form validation  how the form validation is done in jsf form using javaScript
Form Validation using Regular Expressions is JavaScript
Form Validation using Regular Expressions is JavaScript... is JavaScript validation using Regular Expressions? The JavaScript Validating... to the lack of useful intrinsic validation functions in JavaScript. JavaScript 1.2 has
please check my code is wrong or ok.it was not work .this is form validation in javascript using jsf page
Form validation in javascript using jsf page  ?xml version='1.0' encoding='UTF-8' ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional...; <title>view</title> <script type="text/javascript
Email validation is JSP using JavaScript
Email validation is JSP using JavaScript... will show you how to validate email address in you JSP program using JavaScript.... In your JSP program you can use JavaScript to validate the email address
please check my code is wrong or ok.it was not work .this is form validation in javascript using jsf page
please check my code is wrong or ok.it was not work .this is form validation in javascript using jsf page  <p>?xml version='1.0' encoding...;title>view</title> <script type="text/javascript" >
Validation of datepicker
a future date is entered..How to do this validation in javascript or jsp...Validation of datepicker  I have a datepicker in my JSp...the seleted dates are put in a text box. I want the alert the user from selecting future
date validation
date validation  sir, pls provide date validation code in javascript..we want to include it into our master form..   Please visit the following link: http://www.roseindia.net/mysql/datevalidation.shtml
Advertisements
 

 

 

DMCA.com