[Source Code] Tìm hiểu Array & Form trong PHP - C2206L

#array.php

Name: ZicZac: Thiết kế web & app & quản lý tồn kho
Address: Số 08 Tôn Thất Thuyết, Cầu Giấy, Hà Nội, Nam Từ Liêm, Hà Nội, 100000
Telephone: 0967025996
Price range: $$$

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title>Array in PHP</title>
</head>
<body>
<h1>Welcome to learn Array in PHP</h1>

<?php
//Phan 1: Array index
// B1. Khai bao array
$arr = [];
$arr = array();//length, index: 0 -> length - 1, index >= 0

// B2. Them phan tu vao trong mang
array_push($arr, 12); //12 -> length: 1, index: 0
var_dump($arr);
$arr[] = 10; //12, 10 -> length: 2, index: 0 -> 1
$arr[] = 100; //12, 10, 100 -> length: 3, index: 0 -> 2
$arr[] = 12;
var_dump($arr);

// B3. Lay phan tu ra
//Xac dinh vi tri index can lay du lieu ra -> index = 1
echo $arr[1];

// B4. Duyet phan tu trong mang -> count, sizeof
for ($i=0; $i < count($arr); $i++) { 
	echo "\n".$arr[$i].'<br/>';
}

echo "\n<br/>===================<br/>\n";
foreach ($arr as $item) {
	echo "\n".$item.'<br/>';
}

// B5. Xoa 1 phan tu trong mang
array_splice($arr, 2, 1);
var_dump($arr);

// B6. Chen 1 phan tu vao trong mang -> 12, 10, 12 -> 12, 10, 1, 2, 12
array_splice($arr, 2, 0, [1, 2]);
array_splice($arr, 2, 0, 11);
var_dump($arr);

// Phan 2: array index -> co cac phan tu san co
$arr2 = [10, 2, 111];
$arr2 = array(55, 6, 100);

// Phan 3: Array -> key & value
$arr = [];
$arr = [
	'fullname' => 'TRAN VAN A',
	'age' => 22
];
// Bieu dien 1 thong tin sinh vien: fullname -> TRAN VAN A, age: 22
$arr['fullname'] = 'Tran Van A';
$arr['fullname'] = 'Tran Van B';
$arr['fullname'] = 'Tran Van C';
$arr['age'] = 22;

var_dump($arr);

//Lay du lieu ra
echo $arr['fullname'];

//For
foreach ($arr as $key => $value) {
	echo "\n".$key.' -> '.$value."\n";
}

//Xoa 1 key di -> lam the nao???
unset($arr['fullname']);

var_dump($arr);

// unset($arr);
// var_dump($arr);
// Khai bao 1 mang index -> chua cac phan tu la mang key & value
$stdList = [];
$stdList[] = [
	'fullname' => 'TRAN VAN A',
	'age' => 22
];
$stdList[] = [
	'fullname' => 'TRAN VAN B',
	'age' => 25
];
$stdList[] = [
	'fullname' => 'TRAN VAN C',
	'age' => 26
];

var_dump($stdList);
?>

</body>
</html>

#bt1635.php

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title>BT in PHP</title>
</head>
<body>
<?php
//B1. Sinh ngau nhien so N
$N = rand(1, 10);
$bookList = [];

for ($i=0; $i < $N; $i++) { 
	$bookList[] = [
		'bookName' => 'Sach '.$i,
		'authorName' => 'Tac gia '.$i,
		'price' => 1000 * $i + rand(10, 2000),
		'nxb' => 'NXB '.$i
	];
}

// var_dump($bookList);
?>
<table border="1" cellpadding="3" cellpadding="3">
	<thead>
		<th>STT</th>
		<th>Ten Sach</th>
		<th>Tac Gia</th>
		<th>Gia Ban</th>
		<th>NXB</th>
	</thead>
	<tbody>
<?php
$count = 0;
foreach ($bookList as $item) {
	echo '<tr>
			<td>'.++$count.'</td>
			<td>'.$item['bookName'].'</td>
			<td>'.$item['authorName'].'</td>
			<td>'.$item['price'].'</td>
			<td>'.$item['nxb'].'</td>
		</tr>';
}
?>
	</tbody>
</table>


<table border="1" cellpadding="3" cellpadding="3">
	<thead>
		<th>STT</th>
		<th>Ten Sach</th>
		<th>Tac Gia</th>
		<th>Gia Ban</th>
		<th>NXB</th>
	</thead>
	<tbody>
<?php
$count = 0;
foreach ($bookList as $item) {
?>

<tr>
	<td><?=++$count?></td>
	<td><?=$item['bookName']?></td>
	<td><?=$item['authorName']?></td>
	<td><?=$item['price']?></td>
	<td><?=$item['nxb']?></td>
</tr>

<?php
}
?>
	</tbody>
</table>

</body>
</html>

#form.php

<?php
//?fullname=TRAN+VAN+A&email=gokisoft.com%40gmail.com&birthday=2022-11-18&address=HA+NOI
//$_GET: key & value
// var_dump($_GET);
if(isset($_GET['abc'])) {
	echo $_GET['abc'];
}

if(isset($_GET['fullname'])) {
	echo $_GET['fullname'];
}

?>

<!DOCTYPE html>
<html>
<head>
	<title>Registation Form * Form Tutorial</title>
	<!-- Latest compiled and minified CSS -->
	<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css">

	<!-- jQuery library -->
	<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>

	<!-- Popper JS -->
	<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.16.0/umd/popper.min.js"></script>

	<!-- Latest compiled JavaScript -->
	<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>
</head>
<body>
	<div class="container">
		<div class="panel panel-primary">
			<div class="panel-heading">
				<h2 class="text-center">Registation Form - Input User's Detail Information</h2>
			</div>
			<div class="panel-body">
				<form method="get">
					<div class="form-group">
					  <label for="usr">Name:</label>
					  <input required="true" type="text" class="form-control" id="usr" name="fullname">
					</div>
					<div class="form-group">
					  <label for="email">Email:</label>
					  <input required="true" type="email" class="form-control" id="email" name="email">
					</div>
					<div class="form-group">
					  <label for="birthday">Birthday:</label>
					  <input type="date" class="form-control" id="birthday" name="birthday">
					</div>
					<div class="form-group">
					  <label for="address">Address:</label>
					  <input type="text" class="form-control" id="address" name="address">
					</div>
					<button type="submit" class="btn btn-success">Register</button>
				</form>
			</div>
		</div>
	</div>
</body>
</html>

#form.txt

Form: GET
	input -> name: value

	Action -> click submit button
	->Build URL:
		http://localhost/aptech/C2206L/lesson02/form.php?fullname=TRAN+VAN+A&email=gokisoft.com%40gmail.com&birthday=2022-11-18&address=HA+NOI

		-> load URL

[Source Code] Tìm hiểu Array & Form trong PHP - C2206L

#array.php

#bt1635.php

#form.php

#form.txt

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