$table->easyCell('', 'img:'.$photo.', w80; align:C;rowspan:5');
Monday, 6 June 2022
Tuesday, 31 May 2022
Friday, 20 May 2022
DataTables warning: table id=example - Invalid JSON response: How to Debug?
- Use
CTRL+SHIFT+I(or navigate toCurrent Page Control > Developer > Developer Tools. In the newer versions of Chrome, click the Wrench icon > Tools > Developer Tools.) to enable the Developer Tools. - From within the developer tools click on the
Networkbutton. - Click the
"XHR"sub-button. - Initiate an
AJAX call. - Double click the Name of the page under the
Networkbutton. It will open a new page with the details of the error.
Wednesday, 11 May 2022
Prevent caching data from database in PhP FullCalendar
<script>
document.addEventListener('DOMContentLoaded', function() {
var calendarEl = document.getElementById('calendar');
var events = [];
var eventsCache = {};
var calendar = new FullCalendar.Calendar(calendarEl, {
headerToolbar: {
left: 'prev,next today',
center: 'title',
right: 'dayGridMonth,timeGridWeek,timeGridDay,listWeek'
},
eventSources: [{
cache: false,
url: 'loadevent.php',
type: 'POST',
extraParams: function() { // Prevent caching data from database in fullcalendar
return {
cachebuster: new Date().valueOf()
};
},
}],
});
calendar.render();
calendar.refetchEvents();
});
</script>
document.addEventListener('DOMContentLoaded', function() {
var calendarEl = document.getElementById('calendar');
var events = [];
var eventsCache = {};
var calendar = new FullCalendar.Calendar(calendarEl, {
headerToolbar: {
left: 'prev,next today',
center: 'title',
right: 'dayGridMonth,timeGridWeek,timeGridDay,listWeek'
},
eventSources: [{
cache: false,
url: 'loadevent.php',
type: 'POST',
extraParams: function() { // Prevent caching data from database in fullcalendar
return {
cachebuster: new Date().valueOf()
};
},
}],
});
calendar.render();
calendar.refetchEvents();
});
</script>
Friday, 6 May 2022
How to configure PHP Calendar with events from database?
Download fullcalendar file from : https://github.com/
PhP Page
Inside <HEAD> Tag
<link href='fullcalendar-5.10.2/lib/
<script src='fullcalendar-5.10.2/lib/
<script>
document.addEventListener('
var calendarEl = document.getElementById('
var calendar = new FullCalendar.Calendar(
headerToolbar: {
left: 'prev,next today',
center: 'title',
right: 'dayGridMonth,timeGridWeek,
},
events: 'loadevent.php',
},
displayEventTime: false,
selectHelper:true,
weekNumbers: true,
navLinks: true, // can click day/week names to navigate views
nowIndicator: true,
weekNumbers: true,
dayMaxEventRows: true, // for all non-TimeGrid views
views: {
timeGrid: {
dayMaxEventRows: 6 // adjust to 6 only for timeGridWeek/timeGridDay
}
},
});
calendar.render();
});
</script>
document.addEventListener('
var calendarEl = document.getElementById('
var calendar = new FullCalendar.Calendar(
headerToolbar: {
left: 'prev,next today',
center: 'title',
right: 'dayGridMonth,timeGridWeek,
},
events: 'loadevent.php',
},
displayEventTime: false,
selectHelper:true,
weekNumbers: true,
navLinks: true, // can click day/week names to navigate views
nowIndicator: true,
weekNumbers: true,
dayMaxEventRows: true, // for all non-TimeGrid views
views: {
timeGrid: {
dayMaxEventRows: 6 // adjust to 6 only for timeGridWeek/timeGridDay
}
},
});
calendar.render();
});
</script>
Inside BODY Tag
<body>
<div class="container">
<div class="row">
<div class="col-md-12">
<h1 align="center" style=" padding: 3%;"> Calendar Heading</h1>
<div id='calendar'></div>
</div>
</div>
</div>
</body>
<div class="container">
<div class="row">
<div class="col-md-12">
<h1 align="center" style=" padding: 3%;"> Calendar Heading</h1>
<div id='calendar'></div>
</div>
</div>
</div>
</body>
loadevent.php
--> Database connection establishment
$data = array();
$stmt = $con->prepare(" SQL QUERY ");
$stmt->execute();
$result = $stmt->get_result();
while ($row = $result->fetch_assoc()) {
$data[] = array(
'id' => $row["No"],
'title' => $row["title"], // DB ATTRIBUTE NAME FOR TITLE
$stmt = $con->prepare(" SQL QUERY ");
$stmt->execute();
$result = $stmt->get_result();
while ($row = $result->fetch_assoc()) {
$data[] = array(
'id' => $row["No"],
'title' => $row["title"], // DB ATTRIBUTE NAME FOR TITLE
'start' => $row["DATE1"], // DB START DATE ENTRY in yy-mm-dd 00:00:00 format
'end' => $row["DATE2"], // DB END DATE ENTRY in yy-mm-dd 00:00:00 format
'description' => $row[" Description "], // DB Description attribute
);
//result is in row
}
echo json_encode($data);
'end' => $row["DATE2"], // DB END DATE ENTRY in yy-mm-dd 00:00:00 format
'description' => $row[" Description "], // DB Description attribute
);
//result is in row
}
echo json_encode($data);
Tuesday, 3 May 2022
Warning: mysqli_query() expects parameter 1 to be mysqli, resource given
Reason for the error:
You are mixing mysqli and mysql extensions in the code, which will not work. mysqli has many improvements over the original mysql extension, so it is recommended to use mysqli .
You are mixing mysqli and mysql extensions in the code, which will not work. mysqli has many improvements over the original mysql extension, so it is recommended to use mysqli .
Friday, 29 April 2022
Pre Populate jquery Token input textbox with PhP MySQLi Resultset
Tokeninput is a jQuery plugin that allows users to select multiple items from a predefined list.
- Download jquery token input plugin from https://loopj.com/jquery-tokeninput/
- Extract the zip file and put jquery.tokeninput.js and token-input.css in the application root folder.
- Download the latest version of jquery.min.js
SQL
CREATE TABLE `user` (
`id` int(10) NOT NULL AUTO_INCREMENT,
`name` varchar(40) DEFAULT NULL,
`designation` varchar(50) DEFAULT NULL,
`email` varchar(40) DEFAULT NULL,
PRIMARY KEY (id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
INSERT INTO `user` (`id`, `name`, `designation`, `email`) VALUES
(1, 'User1', 'Senior Manager', 'user1@gm.com'),
(2, 'User2', 'Head of IT', 'aru@rrg.com');
PhP Code
<!DOCTYPE html>
<html lang="en-US">
<head>
<title>Token input Demo</title>
<meta charset="utf-8">
<link
href="https://fonts.googleapis.com/css?family=Lato:400,700,300|Open+Sans:400,300,600,700"
rel="stylesheet" />
<link href="css/bootstrap.min.css?ver=3.3.5" rel="stylesheet" />
<link href="css/token-input.css" rel="stylesheet" />
</head>
<?php
error_reporting(0);
$con = mysqli_connect("localhost", "root", "", "rgcbres_accounts");
if (mysqli_connect_errno()) {
echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
?>
<script src="js/jquery-3.5.1.min.js"></script>
<script type="text/javascript" src="js/jquery.tokeninput.js"></script>
<script>
$(document).ready(function () {
$("#nameinput").tokenInput("tget-users.php", {
});
});
</script>
<body>
<div id="content" class="site-content">
<div class="container">
<h4>Token Input Demo</h4>
<form action="<?php echo $_SERVER['PHP_SELF'];?>" method="post"
id="searchform" enctype="multipart/form-data">
<div class="col-sm-12">
<div class="form-group">
<label class="control-label col-sm-3" for="scst">Name <font
style="color: red;">*</font></label>
<div class="col-sm-6">
<div class="input-group">
<input type="text" id="nameinput" name="nameinput" required=""
class="form-control" placeholder="" />
</div>
</div>
</div>
</div>
<div class="col-sm-12">
<div class="col-sm-6">
<div class="col-sm-offset-2 col-sm-10">
<input type="submit" class="btn btn-default" name="Submit"
value="Submit">
</div>
</div>
</div>
</form>
<?php
if ($_POST['Submit']) {
if (trim($_POST['nameinput']) != "") {
$selected_name_arr = array();
$selected_nameinput = $_POST['nameinput'];
$selected_name_arr = explode(',', $selected_nameinput);
?>
<div class="col-sm-12">
<form class="form-horizontal" id="saveform" action="#" method="post"
enctype="multipart/form-data">
<table id="editableTable" class="table table-bordered">
<thead>
<tr>
<td style="width: 5%;"><b>SL.No.</b></td>
<td style="background-color: #f0ad4e; width: 15%;"><b> Name </b></td>
<td style="background-color: #f0ad4e; width: 20%;"><b>
Designation </b></td>
<td style="background-color: #f0ad4e; width: 20%;"><b> Email </b></td>
</tr>
</thead>
<tbody>
<?php
$sql = "SELECT * FROM user WHERE id IN (" . implode(',', $selected_name_arr) . ")";
$result = $con->query($sql);
$sino = 1;
if ($result->num_rows > 0) {
// output data of each row
while ($row = $result->fetch_assoc()) {
?>
<tr>
<td><?php echo $sino; ?>
<td><?php echo $row[name]; ?></td>
<td><?php echo $row[designation]; ?></td>
<td><?php echo $row[email]; ?></td>
</tr>
<?php
$sino ++;
}
}
?>
</tbody>
</table>
</div>
</form>
<?php
}
}
?>
</div>
</div>
</body>
</html>
tget-users.php
<?php
$con = mysqli_connect("localhost", "root", "", "rgcbres_accounts");
if (mysqli_connect_errno()) {
echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
$users_arr = array();
$searchTerm = $_GET['q'];
$query = $con->query("SELECT id,name FROM user WHERE name LIKE '".$searchTerm."%' ORDER BY name ASC LIMIT 15");
if($query->num_rows > 0){
while($row = $query->fetch_assoc()){
$users_arr[] = $row;
}
}
echo json_encode($users_arr);
?>
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