Skip to main content

AJAX basic (get data)

  • *** At first go to xampp or any localserver
  • create a database called samples and inside samples database
  • create a table called student
  • inside student table create id (primary key) int Auto increment,
  • roll, name, address, stream, status of string type

<?php
include("connection.php");
mysqli_select_db("samples",$con);
$result=mysqli_query("select * from student",$con);

echo "<table border='1' >
<tr>
<td align=center> <b>Roll No</b></td>
<td align=center><b>Name</b></td>
<td align=center><b>Address</b></td>
<td align=center><b>Stream</b></td></td>
<td align=center><b>Status</b></td>";

while($data = mysqli_fetch_row($result))
{   
    echo "<tr>";
    echo "<td align=center>$data[0]</td>";
    echo "<td align=center>$data[1]</td>";
    echo "<td align=center>$data[2]</td>";
    echo "<td align=center>$data[3]</td>";
    echo "<td align=center>$data[4]</td>";
    echo "</tr>";
}
echo "</table>";
?>
<html>
 <script type="text/javascript" src="jquery-1.3.2.js"> </script>

 <script type="text/javascript">

 $(document).ready(function() {

    $("#display").click(function() {                

      $.ajax({    //create an ajax request to display.php
        type: "GET",
        url: "display.php",             
        dataType: "html",   //expect html to be returned                
        success: function(response){                    
            $("#responsecontainer").html(response); 
            //alert(response);
        }

    });
});
});

</script>

<body>
<h3 align="center">Manage Student Details</h3>
<table border="1" align="center">
   <tr>
       <td> <input type="button" id="display" value="Display All Data" /> </td>
   </tr>
</table>
<div id="responsecontainer" align="center">

</div>
</body>
</html>

Comments

Popular posts from this blog

SQL: sneak peek

show databases; use mysql; show tables; select * from component; describe component; create database sql_intro; show databases; use sql_intro; create table emp_details (Name varchar(25), Age int, gender char(1), doj date, city varchar(15), salary float); describe emp_details; insert into emp_details  values("Jimmy",35,"M","2005-05-30","Chicago",70000), ("Shane",30,"M","1999-06-25","Seattle",55000), ("Marry",28,"F","2009-03-10","Boston",62000), ("Dwayne",37,"M", "2011-07-12","Austin", 57000), ("Sara",32,"F","2017-10-27","New York",72000), ("Ammy",35,"F","2014-12-20","Seattle",80000); select * from emp_details; select distinct city from emp_details; select count(name) as count_name from emp_details; select avg(salary) from emp_details; select name, age...

SQLSTATE[42S01]: Base table or view already exists: 1050 Table 'users' already exists

While migration to db you often face/might face this error which says the table name that you wrote is already exists in the database. so in that case one of the solutions that you can try is wrapping up your create schema with this: if(!Schema::hasTable('users')){ } Example: if (! Schema :: hasTable ( 'users' )){              Schema :: create ( 'users' ,  function  ( Blueprint   $table ) {                  $table -> bigIncrements ( 'id' );                  $table -> bigInteger ( 'role_id' )-> unsigned ()-> nullable ();                  $table -> foreign ( ' role_id ' )-> references ( 'id' )-> on ( 'roles' ) ...