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  1. POHow to keep input in fields after form submitted for further update
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    <p>I wonder is it possible to keep the user input inside form field after form submitted, so that the user can update the entry. I've a html registration form [with some JS validation], then a php file to insert data to sql &amp; meanwhile display back the inserted data in a table view. i also include the form's html code in php file so i can see the form after being submitted. but i couldn't keep the data in the field after form submitted! here is the form:</p> <pre><code>&lt;!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"&gt; &lt;html xmlns="http://www.w3.org/1999/xhtml"&gt; &lt;head&gt; &lt;script type="text/javascript"&gt; &lt;!-- function validateNum(evt) { var theEvent = evt; var key = theEvent.keyCode || theEvent.which; key = String.fromCharCode( key ); var regex = /[0-9]/; if( !regex.test(key) ) { theEvent.returnValue = false; if(theEvent.preventDefault) theEvent.preventDefault(); } } function validate(evt){ if( document.myForm.ic.value == ""){ alert( "IC Number cann't be empty!" ); document.myForm.ic.focus() ; return false;} else if(isNaN( document.myForm.ic.value ) || document.myForm.ic.value.length != 12){ evt.preventDefault(); alert( "Please provide your correct IC Number!" ); document.myForm.ic.focus() ; return false;} if( document.myForm.name.value == "") { alert( "Name cann't be empty!" ); document.myForm.name.focus() ; return false; } if( document.myForm.contact.value == ""){ alert( "Contact number cann't be empty!"); document.myForm.contact.focus() ; return false; } else if(isNaN( document.myForm.contact.value )) { evt.preventDefault(); alert( "Please provide your correct Contact Number!" ); document.myForm.contact.focus() ; return false; } if( document.myForm.address.value == "" ){ alert( "Please provide your Address!" ); document.myForm.address.focus() ; return false; } } //--&gt; &lt;/script&gt; &lt;/head&gt; &lt;style type="text/css"&gt; h2 { color: #06C; } body { background-color: #FFC; } &lt;/style&gt; &lt;body&gt; &lt;form name="myForm" method="post" action="insert.php" onsubmit="return(validate(event));"&gt; &lt;div align="center"&gt;&lt;br&gt; &lt;table width="453" border="0"&gt; &lt;tr&gt; &lt;th colspan="4" bgcolor="#99FFFF" scope="col"&gt; &lt;h3&gt;Workshop Name: PHP! &lt;/h3&gt;&lt;/th&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FF99"&gt; &lt;td width="142"&gt; IC Number&lt;/td&gt; &lt;td width="15"&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="ic" type="text" id="ic" maxlength="12" size="45" onkeypress='validateNum(event)'/&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FFFF"&gt; &lt;td&gt;Full Name&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="name" type="text" id="name" size="45"/&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FF99"&gt; &lt;td&gt;Contact No.&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="contact" type="text" id="contact" size="45" onkeypress='validateNum(event)' /&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FFFF"&gt; &lt;td&gt;Email&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="mail" type="text" id="mail" size="45"/&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FF99"&gt; &lt;td height="60"&gt;Address&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt; &lt;div align="right"&gt; &lt;textarea name="address" id="address" cols="35" rows="3"&gt;&lt;/textarea&gt; &lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FFFF"&gt; &lt;td colspan="2"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="231"&gt;&lt;input type="reset" value="Clear" /&gt;&lt;/td&gt; &lt;td width="47"&gt;&lt;div align="right"&gt; &lt;input type="submit" value="Submit" /&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; &lt;br&gt; &lt;/div&gt; &lt;/form&gt; &lt;/body&gt; &lt;/html&gt; </code></pre> <p>here is the insert.php file:</p> <pre><code>&lt;!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"&gt; &lt;html xmlns="http://www.w3.org/1999/xhtml"&gt; &lt;head&gt; &lt;script type="text/javascript"&gt; &lt;!-- function validateNum(evt) { var theEvent = evt; var key = theEvent.keyCode || theEvent.which; key = String.fromCharCode( key ); var regex = /[0-9]/; if( !regex.test(key) ) { theEvent.returnValue = false; if(theEvent.preventDefault) theEvent.preventDefault(); } } function validate(evt){ if( document.myForm.ic.value == ""){ alert( "IC Number cann't be empty!" ); document.myForm.ic.focus() ; return false;} else if(isNaN( document.myForm.ic.value ) || document.myForm.ic.value.length != 12){ evt.preventDefault(); alert( "Please provide your correct IC Number!" ); document.myForm.ic.focus() ; return false;} if( document.myForm.name.value == "") { alert( "Name cann't be empty!" ); document.myForm.name.focus() ; return false; } if( document.myForm.contact.value == ""){ alert( "Contact number cann't be empty!"); document.myForm.contact.focus() ; return false; } else if(isNaN( document.myForm.contact.value )) { evt.preventDefault(); alert( "Please provide your correct Contact Number!" ); document.myForm.contact.focus() ; return false; } if( document.myForm.address.value == "" ){ alert( "Please provide your Address!" ); document.myForm.address.focus() ; return false; } } //--&gt; &lt;/script&gt; &lt;/head&gt; &lt;style type="text/css"&gt; h2 { color: #06C; } body { background-color: #FFC; } &lt;/style&gt; &lt;body&gt; &lt;form name="myForm" method="post" action="update.php" onsubmit="return(validate(event));"&gt; &lt;div align="center"&gt;&lt;br&gt; &lt;table width="453" border="0"&gt; &lt;tr&gt; &lt;th colspan="4" bgcolor="#99FFFF" scope="col"&gt; &lt;h3&gt;Workshop Name: PHP! &lt;/h3&gt;&lt;/th&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FF99"&gt; &lt;td width="142"&gt; IC Number&lt;/td&gt; &lt;td width="15"&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="ic" type="text" id="ic" maxlength="12" size="45" onkeypress='validateNum(event)'/&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FFFF"&gt; &lt;td&gt;Full Name&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="name" type="text" id="name" size="45"/&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FF99"&gt; &lt;td&gt;Contact No.&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="contact" type="text" id="contact" size="45" onkeypress='validateNum(event)' /&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FFFF"&gt; &lt;td&gt;Email&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt;&lt;div align="right"&gt; &lt;input name="mail" type="text" id="mail" size="45"/&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FF99"&gt; &lt;td height="60"&gt;Address&lt;/td&gt; &lt;td&gt;&lt;div align="center"&gt;:&lt;/div&gt;&lt;/td&gt; &lt;td colspan="2"&gt; &lt;div align="right"&gt; &lt;textarea name="address" id="address" cols="35" rows="3"&gt;&lt;/textarea&gt; &lt;/div&gt; &lt;/td&gt; &lt;/tr&gt; &lt;tr bgcolor="#99FFFF"&gt; &lt;td colspan="2"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="231"&gt;&lt;input type="reset" value="Clear" /&gt;&lt;/td&gt; &lt;td width="47"&gt;&lt;div align="right"&gt; &lt;input type="submit" value="Update" /&gt; &lt;/div&gt;&lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; &lt;br&gt; &lt;/div&gt; &lt;/form&gt; &lt;br&gt; &lt;/div&gt; &lt;/form&gt; &lt;div align="center"&gt; &lt;?php if (!mysql_connect('localhost', 'root', '')) { echo "Connected"; } mysql_select_db("workshop"); // Get values from form $ic = mysql_real_escape_string($_POST['ic']); $name = mysql_real_escape_string($_POST['name']); $contact = mysql_real_escape_string($_POST['contact']); $mail = mysql_real_escape_string($_POST['mail']); $address = mysql_real_escape_string($_POST['address']); if (staff_detail_exist($ic) == "available") { insert_staff_detail($ic, $name, $contact, $mail, $address, $paytype); echo "&lt;p style='text-align:center; color:green;'&gt;" . "Workshop application successful! You will be notified shortly via E-mail after confirmation! Thank You!"; } else if (staff_detail_exist($ic) == "exist") { echo "&lt;p style='text-align:center; color:red;'&gt;" . "Record already exists! Please enter another Staff ID. Thank You!" . "&lt;/p&gt;"; } function insert_staff_detail($ic, $name, $contact, $mail, $address, $paytype) { $sql = "INSERT INTO apply (staffid, staffname, staffno, staffemail, staffaddress, paytype) VALUES ('$ic', '$name', '$contact', '$mail', '$address','$paytype')"; mysql_query($sql); } function staff_detail_exist($ic) { $result = null; $sql = "SELECT * FROM apply WHERE staffid = '$ic'"; $data = mysql_query($sql); if (mysql_num_rows($data) == 0) { $result = "available"; } else { $result = "exist"; } return $result; } $staffid = $_POST['ic']; $con = mysql_connect("localhost", "root", ""); if (!$con) { die('Could not connect: ' . mysql_error()); } mysql_select_db("workshop", $con); $result = mysql_query("SELECT * FROM apply where staffid = '$ic'"); echo "&lt;table width=400 border=1 cellpadding=0 align=center&gt;"; while ($row = mysql_fetch_array($result)) { echo "&lt;tr&gt;"; echo "&lt;th&gt;Staff/IC Number: &lt;/th&gt;&lt;td&gt;" . "&lt;center&gt;" . $row['staffid'] . "&lt;/center&gt;" . "&lt;/td&gt;"; echo "&lt;/tr&gt;"; echo "&lt;th&gt;Name: &lt;/th&gt;&lt;td&gt;" . "&lt;center&gt;" . $row['staffname'] . "&lt;/center&gt;" . "&lt;/td&gt;"; echo "&lt;/tr&gt;"; echo "&lt;th&gt;Email: &lt;/th&gt;&lt;td&gt;" . "&lt;center&gt;" . $row['staffemail'] . "&lt;/center&gt;" . "&lt;/td&gt;"; echo "&lt;/tr&gt;"; echo "&lt;th&gt;Contact No.: &lt;/th&gt;&lt;td&gt;" . "&lt;center&gt;" . $row['staffno'] . "&lt;/center&gt;" . "&lt;/td&gt;"; echo "&lt;/tr&gt;"; echo "&lt;th&gt;Address: &lt;/th&gt;&lt;td&gt;" . "&lt;center&gt;" . $row['staffaddress'] . "&lt;/center&gt;" . "&lt;/td&gt;"; echo "&lt;/tr&gt;"; } echo "&lt;/table&gt;"; mysql_close($con); ?&gt; &lt;/body&gt; &lt;/html&gt; </code></pre> <p>I've tried to add like <code>value="&lt;? echo "$row['staffid']"?&gt;"</code> in the form's field at php file but no luck! I've only basic in php. So, any help? thank you!</p>
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