Slip no 14. Write a AJAX
program to read contact. Dat file and print the contain of a file in a Tabular
form when the user clicks on print button.
Contact.dat file contain srno,
name, residence number, mobile number, context/ relation.
[ Enter at least 3 record in
contact.dat file]
[Note: Examinar may change the
contact. dat, dept.dat and provide proper structure of the file]
HTML file :
<html>
<head>
<style>
span
{
font-size: 25px;
}
table
{
color: blueviolet; ;
}
</style>
<script
type="text/javascript" >
function print()
{
var ob=false;
ob=new
XMLHttpRequest();
ob.open("GET","slip14_Q2.php?");//emailid="+eid);
ob.send();
ob.onreadystatechange=function()
{
if(ob.readyState==4
&& ob.status==200)
{
document.getElementById("i").innerHTML=ob.responseText;
}
}
}
</script>
</head>
<body>
<center>
<h3>Display
the contents of a contact.dat file </h3>
<br><input type="button" value=Print onclick="print()" >
<span
id="i"></span>
</center>
</body>
</html>
Dat file : contact.dat
1 Isha
65768798 98765432 Daughter
2 Megha
65235689 87654329 Mother
PHP file :
<?php
$fp = fopen('contact.dat','r');
echo "<table
border=1>";
echo "<tr><th>Sr.
No.</th><th>Name</th><th>Residence No.</th><th>Mob.
no.</th><th>Relation</th></tr>";
while($row = fscanf($fp,"%s %s %s %s %s"))
{
echo "<tr>";
foreach($row as
$r)
{
echo
"<td>$r</td>";
}
echo "</tr>";
}
echo "</table>";
fclose($fp);
?>
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