Katika somo hii utakwenda kujifunza jinsi ya kufanya CRUDE operation kwa kutumia PDO. crude operation inahusu create, read, update. Delete.
Database ambayo tunakwend akuitumia ni ileile ya wanafunzi. Ila ongeza table nyingine iite majibu. Table hiyo iwe na column 3 ambazo ni id, jina, alama. Hakikisha column id ni autoincrement..
Project yetu tauwa na mfali 6 ambayo ni
Kama nilivyo eleza kwene somo lilotanguliwa kuwa tutatumia mfumo wa OOP yaani object oriented programming. Hivyo kama utarejea project yetu ya CRUDE operation kwa kutumia OOP unaweza kuelewa zaidi.
index.php
Tengeneza faili liite index.php kisha pest code hizo hapo chini:-
<?php
require_once 'wanafunzi_class.php';
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="style.css">
<title>Majibu Data</title>
</head>
<body>
<?php
echo '<table border="1" class="center">';
echo '<a href="add.php"><h1>Add data</h1></a>';
echo '<tr><th>ID</th>
<th>Name</th>
<th>Alama</th>
<th>Edit</th>
<th>Delete</th>
</tr>';
$majina = $db->majina_ya_wanafunzi();
foreach ($majina as $jina) {
$options = $db->majina_ya_wanafunzi();
//echo $jina[0] . ' ' . $jina[1] . '<br>';
echo '<tr>';
echo '<td>' .$jina['id'] . '</td>';
echo '<td>' . $jina['jina'] . '</td>';
echo '<td>' . $jina['alama'] . '</td>';
echo '<td><a href="edit.php?id='.$jina['id'].'">âœ</a> </td>';
echo '<td><a href="delete.php?id='.$jina['id'].'">âŒ</a> </td>';
echo '</tr>';
}
echo '</table>';
?>
</body>
</html>
add.php
Tengeneza faili liite add.php kisha pest code hizo hapo chini:-
<?php
require_once 'wanafunzi_class.php';
if (isset($_POST['submit'])){
// Insert data
$jina = $_POST['jina'];
$matokeo = $_POST['alama'];
$insertResult = $db->insertData($jina, $matokeo);
if ($insertResult) {
echo "<h1>Data inserted successfully!</h1>";
echo '<script>function quiz (){window.location.replace("index.php")}var myTimeout = setTimeout(quiz, 500)</script>';
} else {
echo "Error inserting data.";
}
}
?>
<br><br><br>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link href="style.css" rel="stylesheet">
<title>Styled Form</title>
</head>
<body>
<form action="" method="post">
<label for="jina">Jina</label><br>
<input type="text" name="jina"><br><br>
<label for="alama">Alama</label><br>
<input type="number" name="alama"><br><br>
<input type="submit" name="submit" value="Save">
</form>
</body>
</html>
edit.php
Tengeneza faili liite edit.php kisha pest code hizo hapo chini:-
<?php
require_once 'wanafunzi_class.php';
// Check if the form for editing is submitted
if (isset($_POST['edit_submit'])) {
$id_to_edit = $_POST['edit_id'];
$edited_jina = $_POST['edited_jina'];
$edited_matokeo = $_POST['edited_alama'];
// Edit data
$editResult = $db->editData($id_to_edit, $edited_jina, $edited_matokeo);
if ($editResult) {
echo "<h1>Data edited successfully!</h1>";
echo '<script>function quiz (){window.location.replace("index.php")}var myTimeout = setTimeout(quiz, 500)</script>'">...
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Umeionaje Makala hii.. ?
Somo hili litakwenda kukutajia baadhi ya library za php ambazo hutumika kwa matumizi ya ORM
Soma Zaidi...Katika somo hili utakwenda kujifunza concept ya iteration kwenye PHP OOP hapa tutakwenda kuiona jinsi inavyofanya kazi pamoja na foreach loop
Soma Zaidi...Katika somo hili utakwend akujifunza jinsi ya kubadili json data na kuwaphp array ama php object. Kwa ufupi tunakwend aku decode json data kuwa phparray amaobject
Soma Zaidi...Katika somo hili utakwenda kujifunza jinsi ya kutengeneza class na object. Tunakwenda kutumia mfano wetu wa hapo juu kwa ajili ya kukamilisha somo hili.
Soma Zaidi...Viazi mbatata ni katika vyakula ambavyo hupatikana karibia dunia yote. Viazi hivi vimekuwa ni lishe kubwa sana. Ila je unajuwa hasa ni faida gani za kiafya hupatikana kwenye viazi hivi?
Soma Zaidi...Katika somo hili utakwenda kujifunza kuhusu condition statements if, ifelse na switch case. Hata utajifunza jnsi ya kuziandika na zinavyofanya kazi
Soma Zaidi...Katika somo hili uatakwenda kujifunza jinsi ya kutumia htaccess ili kubadili muonekano wa link ya website ama blog ili kuifanya iwe rafiki zaidi.
Soma Zaidi...Katika ukurasa huu utakwenda kujifunz jinsi ya kuandika code za php kwa ajili ya kutuma post yetu kwenye blog.
Soma Zaidi...Katika somo hili utakwenda kujifunza Jinsi ya kutumia ORM kwa kutumia library ya RedBeanPHP
Soma Zaidi...Katika somo hili utakwenda kujifunza jisniya kutuma email kwa kutumia PHPMailer kwenye project ya PHP. Katika somo hili tutakwend akutuma email kwa kutumia localhost.
Soma Zaidi...