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ช่วยดูโค้ดให้หน่อยครับผม การ เช็ค username อ่ะครับ |
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อยากให้เช็ค ตรงName ด้วยครับ ต้องทำยังไง
AjaxPHPRegister1.php
Code (PHP)
<?php
/*** By Weerachai Nukitram ***/
/*** http://www.ThaiCreate.Com ***/
?>
<html>
<head>
<title>ThaiCreate.Com Ajax Tutorial</title>
</head>
<script language="JavaScript">
var HttPRequest = false;
function doCallAjax() {
HttPRequest = false;
if (window.XMLHttpRequest) { // Mozilla, Safari,...
HttPRequest = new XMLHttpRequest();
if (HttPRequest.overrideMimeType) {
HttPRequest.overrideMimeType('text/html');
}
} else if (window.ActiveXObject) { // IE
try {
HttPRequest = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
HttPRequest = new ActiveXObject("Microsoft.XMLHTTP");
} catch (e) {}
}
}
if (!HttPRequest) {
alert('Cannot create XMLHTTP instance');
return false;
}
var url = 'AjaxPHPRegister2.php';
var pmeters = "tUsername=" + encodeURI( document.getElementById("txtUsername").value);
HttPRequest.open('POST',url,true);
HttPRequest.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
HttPRequest.setRequestHeader("Content-length", pmeters.length);
HttPRequest.setRequestHeader("Connection", "close");
HttPRequest.send(pmeters);
HttPRequest.onreadystatechange = function()
{
if(HttPRequest.readyState == 3) // Loading Request
{
document.getElementById("mySpan").innerHTML = "..";
}
if(HttPRequest.readyState == 4) // Return Request
{
if(HttPRequest.responseText == 'Y')
{
window.location = 'AjaxPHPRegister3.php';
}
else
{
document.getElementById("mySpan").innerHTML = HttPRequest.responseText;
}
}
}
}
</script>
<body>
<h1>Register Form</h1>
<form name="frmMain">
<table width="274" border="1">
<tr>
<th width="117">
<div align="left">Username</div></th>
<th><div align="left">
<input type="text" name="txtUsername" id="txtUsername" size="20" OnChange="JavaScript:doCallAjax();">
<span id="mySpan"></span></div></th>
</tr>
<tr>
<th width="117">
<div align="left">Password</div></th>
<th><div align="left">
<input type="password" name="txtPassword" id="txtPassword" size="20">
</div></th>
</tr>
<tr>
<th width="117">
<div align="left">Name</div></th>
<th><div align="left">
<input type="text" name="txtName" id="txtName" size="20">
</div></th>
</tr>
<tr>
<th width="117">
<div align="left">Email</div></th>
<th width="236"><div align="left">
<input type="text" name="txtEmail" id="txtEmail" size="20">
</div></th>
</tr>
</table>
<br>
<input name="btnRegister" type="button" id="btnRegister" value="Register">
</form>
</body>
</html>
AjaxPHPRegister2.php
Code (PHP)
<%
'*** By Weerachai Nukitram ***'
'*** http://www.ThaiCreate.Com ***'
%>
<html>
<head>
<title>ThaiCreate.Com Ajax Tutorial</title>
</head>
<script language="JavaScript">
var HttPRequest = false;
function doCallAjax() {
HttPRequest = false;
if (window.XMLHttpRequest) { // Mozilla, Safari,...
HttPRequest = new XMLHttpRequest();
if (HttPRequest.overrideMimeType) {
HttPRequest.overrideMimeType('text/html');
}
} else if (window.ActiveXObject) { // IE
try {
HttPRequest = new ActiveXObject("Msxml2.XMLHTTP");
} catch (e) {
try {
HttPRequest = new ActiveXObject("Microsoft.XMLHTTP");
} catch (e) {}
}
}
if (!HttPRequest) {
alert('Cannot create XMLHTTP instance');
return false;
}
var url = 'AjaxASPRegister2.asp';
var pmeters = "tUsername=" + encodeURI( document.getElementById("txtUsername").value) +
"&tPassword=" + encodeURI( document.getElementById("txtPassword").value ) +
"&tName=" + encodeURI( document.getElementById("txtName").value ) +
"&tEmail=" + encodeURI( document.getElementById("txtEmail").value );
HttPRequest.open('POST',url,true);
HttPRequest.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
HttPRequest.setRequestHeader("Content-length", pmeters.length);
HttPRequest.setRequestHeader("Connection", "close");
HttPRequest.send(pmeters);
HttPRequest.onreadystatechange = function()
{
if(HttPRequest.readyState == 3) // Loading Request
{
document.getElementById("mySpan").innerHTML = "Now is Loading...";
}
if(HttPRequest.readyState == 4) // Return Request
{
if(HttPRequest.responseText == 'Y')
{
window.location = 'AjaxASPRegister3.asp';
}
else
{
document.getElementById("mySpan").innerHTML = HttPRequest.responseText;
}
}
}
}
</script>
<body>
<h1>Register Form</h1>
<form name="frmMain">
<table width="274" border="1">
<tr>
<th width="117">
<div align="left">Username</div></th>
<th><div align="left">
<input type="text" name="txtUsername" id="txtUsername" size="20" OnChange="JavaScript:doCallAjax();">
<span id="mySpan"></span>
</div></th>
</tr>
<tr>
<th width="117">
<div align="left">Password</div></th>
<th><div align="left">
<input type="password" name="txtPassword" id="txtPassword" size="20">
</div></th>
</tr>
<tr>
<th width="117">
<div align="left">Name</div></th>
<th><div align="left">
<input type="text" name="txtName" id="txtName" size="20">
</div></th>
</tr>
<tr>
<th width="117">
<div align="left">Email</div></th>
<th width="236"><div align="left">
<input type="text" name="txtEmail" id="txtEmail" size="20">
</div></th>
</tr>
</table>
<br>
<input name="btnRegister" type="button" id="btnRegister" value="Register">
</form>
</body>
</html>
Tag : PHP, HTML/CSS, Web (ASP.NET), Windows, Web Service
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| Date :
2017-04-11 21:28:51 |
By :
korn112 |
View :
683 |
Reply :
2 |
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บทความนี้เลยครับ
การนำ jQuery มาทำ AutoFill ข้อมูล Textbox และการตรวจสอบข้อมูลซ้ำด้วย Ajax
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| Date :
2017-04-13 14:46:00 |
By :
mr.win |
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 Load balance : Server 04
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