⚡️19-dars: 🧰Funksiyalar 2
---------------------------------------------------

🛎Funktsiya bilan qiymat qaytarish

🧬Funktsiyalar qiymat qaytarishi mumkin❗️

<?php
function ikkiBarobar($son) {
    return $son * 2;
}
echo ikkiBarobar(5);
?>

🙄Yuqoridagi kodda funktsiya qiymat qaytargan❗️

---------------------------------------------------
#fast_coder #php_dars
#php19 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️20-dars: O'zgaruvchilar🧲
---------------------------------------------------

🛡Global o'zgaruvchilar

🌐Global o'zgaruvchilar funktsiya ichida global kalit so'zi bilan ishlatiladi❗️

<?php
$x = 5;
$y = 10;
function yigindi() {
    global $x, $y;
    return $x + $y;
}
echo yigindi();
?>

🙄Yuqoridagi kodda global o'zgaruvchilar ishlatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php20 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️21-dars: O'zgaruvchilar 2🧲
---------------------------------------------------

🔣Statik o'zgaruvchilar❗️

♻️Statik o'zgaruvchilar funktsiya ichida saqlanadi va funktsiya chaqirilganda o'z qiymatini saqlaydi❗️

<?php
function hisobla() {
    static $son = 0;
    $son++;
    echo $son;
}
hisobla();
hisobla();
hisobla();
?>

😅Yuqoridagi kodda statik o'zgaruvchi ishlatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php21 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️22-dars: O'zgaruvchilar 3🧲
---------------------------------------------------

🌀Superglobal o'zgaruvchilar♻️

🌐Superglobal o'zgaruvchilar PHP da hamma joyda mavjud bo'lgan o'zgaruvchilardir❗️

<?php
echo $_SERVER['PHP_SELF'];
?>

😇Yuqoridagi kodda superglobal o'zgaruvchi ishlatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php22 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️23-dars: O'zgaruvchilar 4🧲
---------------------------------------------------

📛$_GET o'zgaruvchisi

🛜$_GET o'zgaruvchisi URL orqali yuborilgan ma'lumotlarni olish uchun ishlatiladi❗️

<?php
if (isset($_GET['ism'])) {
    echo "Salom, " . $_GET['ism'];
}
?>

😅Yuqoridagi kodda $_GET o'zgaruvchisi ishlatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php23 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️24-dars: O'zgaruvchilar 5🧲
---------------------------------------------------

🖨$_POST o'zgaruvchisi

💻$_POST o'zgaruvchisi formalar orqali yuborilgan ma'lumotlarni olish uchun ishlatiladi❗️

<?php
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $ism = $_POST['ism'];
    echo "Salom, $ism";
}
?>
<form method="post" action="<?php echo $_SERVER['PHP_SELF'];?>">
    Ismingiz: <input type="text" name="ism">
    <input type="submit">
</form>

Yuqoridagi kodda $_POST o'zgaruvchisi ishlatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php24 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️25-dars: O'zgaruvchilar 6🧲
---------------------------------------------------

💾$_SESSION o'zgaruvchisi

💻$_SESSION o'zgaruvchisi foydalanuvchi sessiyasi davomida ma'lumotlarni saqlash uchun ishlatiladi❗️

<?php
session_start();
$_SESSION['ism'] = "Ali";
echo "Sessiya ismi: " . $_SESSION['ism'];
?>

🙄Yuqoridagi kodda $_SESSION o'zgaruvchisi ishlatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php25 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️26-dars: O'zgaruvchilar 7 🧲
---------------------------------------------------

🗂$_COOKIE o'zgaruvchisi

💻$_COOKIE o'zgaruvchisi foydalanuvchi kompyuterida ma'lumotlarni saqlash uchun ishlatiladi❗️

<?php
setcookie("ism", "Ali", time() + (86400 * 30), "/");
if(isset($_COOKIE['ism'])) {
    echo "Cookie ismi: " . $_COOKIE['ism'];
}
?>

🔺Yuqoridagi kodda cookie yaratish va o'qish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php26 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️27-dars: 📥Fayl yuklash
---------------------------------------------------

📌Fayllarni yuklash

📁PHP da fayllarni yuklash va saqlash📂

<?php
if(isset($_FILES['file'])) {
    $errors = array();
    $file_name = $_FILES['file']['name'];
    $file_tmp = $_FILES['file']['tmp_name'];
    move_uploaded_file($file_tmp, "uploads/".$file_name);
    echo "Fayl yuklandi: ".$file_name;
}
?>
<form action="" method="POST" enctype="multipart/form-data">
    Fayl tanlang:
    <input type="file" name="file" />
    <input type="submit"/>
</form>

📎Yuqoridagi kodda fayl yuklash va saqlash ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php27 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️28-dars: 💾Faylni o'qish
---------------------------------------------------

📲Faylni o'qish

📑PHP da fayldan ma'lumotlarni o'qish❗️

<?php
$file = fopen("example.txt", "r");
echo fread($file, filesize("example.txt"));
fclose($file);
?>

🔺Yuqoridagi kodda faylni o'qish ko'rsatilgan

---------------------------------------------------
#fast_coder #php_dars
#php28 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️29-dars: Faylga yozish✍
---------------------------------------------------

📇Faylga yozish

📝PHP da faylga ma'lumotlarni yozish❗️

<?php
$file = fopen("example.txt", "w");
fwrite($file, "Yangi ma'lumot");
fclose($file);
?>

🔹Yuqoridagi kodda faylga yozish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php29 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️30-dars: Fayllarni yoq qilish🚫
---------------------------------------------------

🏴‍☠Fayllarni o'chirish

🗑PHP da fayllarni o'chirish❌

<?php
if (file_exists("example.txt")) {
    unlink("example.txt");
    echo "Fayl o'chirildi";
} else {
    echo "Fayl topilmadi";
}
?>

💯Yuqoridagi kodda faylni o'chirish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php30 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️31-dars: Formatlarni tekshirish🔁
---------------------------------------------------

🛰Formalar check

👨🏻‍💻PHP da formalarni tekshirish.

<?php
if ($_SERVER["REQUEST_METHOD"] == "POST") {
    $ism = htmlspecialchars($_POST['ism']);
    echo "Ismingiz: $ism";
}
?>
<form method="post" action="<?php echo $_SERVER['PHP_SELF'];?>">
    Ismingiz: <input type="text" name="ism">
    <input type="submit">
</form>

Yuqoridagi kodda format tekshirish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php31 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️32-dars: Regular Expressions
---------------------------------------------------

🔬Regular Expressions

📇PHP da regular expressions yordamida matnni tekshirish❗️

<?php
$matn = "Salom, dunyo!";
if (preg_match("/Salom/", $matn)) {
    echo "Matnda 'Salom' mavjud";
} else {
    echo "Matnda 'Salom' mavjud emas";
}
?>

🔺Yuqoridagi kodda regular expressions ishlatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php32 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️33-dars: PDO
---------------------------------------------------

📌PDO bilan MySQL

🗄PHP da PDO yordamida MySQL ga ulanish❗️

<?php
$dsn = "mysql:host=localhost;dbname=test";
$username = "root";
$password = "";
try {
    $dbh = new PDO($dsn, $username, $password);
    echo "Ulanish muvaffaqiyatli";
} catch (PDOException $e) {
    echo "Ulanish xatosi: " . $e->getMessage();
}
?>

🔺Yuqoridagi kodda PDO yordamida MySQL ga ulanish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php33 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️34-dars: PDO yordamida ma'lumot qo'shish
---------------------------------------------------

➕PDO bilan ma'lumot qo'shish

💡PDO yordamida MySQL ga ma'lumot qo'shish❗️

<?php
$dsn = "mysql:host=localhost;dbname=test";
$username = "root";
$password = "";
try {
    $dbh = new PDO($dsn, $username, $password);
    $stmt = $dbh->prepare("INSERT INTO users (name, email) VALUES (:name, :email)");
    $stmt->bindParam(':name', $name);
    $stmt->bindParam(':email', $email);
    $name = "Ali";
    $email = "ali@example.com";
    $stmt->execute();
    echo "Ma'lumot qo'shildi";
} catch (PDOException $e) {
    echo "Xato: " . $e->getMessage();
}
?>

🙄Yuqoridagi kodda PDO yordamida MySQL ga ma'lumot qo'shish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php34 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️35-dars: PDO yordamida ma'lumot olish
---------------------------------------------------

PDO bilan ma'lumot olish usuli

✅PDO yordamida MySQL dan ma'lumot olish❗️

<?php
$dsn = "mysql:host=localhost;dbname=test";
$username = "root";
$password = "";
try {
    $dbh = new PDO($dsn, $username, $password);
    $stmt = $dbh->prepare("SELECT * FROM users");
    $stmt->execute();
    $result = $stmt->fetchAll(PDO::FETCH_ASSOC);
    foreach ($result as $row) {
        echo $row['name'] . " - " . $row['email'] . "<br>";
    }
} catch (PDOException $e) {
    echo "Xato: " . $e->getMessage();
}
?>

🙄Yuqoridagi kodda PDO yordamida MySQL dan ma'lumot olish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php35 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️36-dars: PDO da details yangilash
---------------------------------------------------

🔬PDO bilan ma'lumot yangilash

🪛PDO yordamida MySQL da ma'lumot yangilash❗️

<?php
$dsn = "mysql:host=localhost;dbname=test";
$username = "root";
$password = "";
try {
    $dbh = new PDO($dsn, $username, $password);
    $stmt = $dbh->prepare("UPDATE users SET email = :email WHERE name = :name");
    $stmt->bindParam(':email', $email);
    $stmt->bindParam(':name', $name);
    $email = "ali_new@example.com";
    $name = "Ali";
    $stmt->execute();
    echo "Ma'lumot yangilandi";
} catch (PDOException $e) {
    echo "Xato: " . $e->getMessage();
}
?>

🔺Yuqoridagi kodda PDO yordamida MySQL da ma'lumot yangilash ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php36 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️37-dars: PDO da ma'lumotlarni o'chirish💣
---------------------------------------------------

🗑PDO bilan ma'lumot o'chirish

❌PDO yordamida MySQL dan ma'lumot o'chirish❗️

<?php
$dsn = "mysql:host=localhost;dbname=test";
$username = "root";
$password = "";
try {
    $dbh = new PDO($dsn, $username, $password);
    $stmt = $dbh->prepare("DELETE FROM users WHERE name = :name");
    $stmt->bindParam(':name', $name);
    $name = "Ali";
    $stmt->execute();
    echo "Ma'lumot o'chirildi";
} catch (PDOException $e) {
    echo "Xato: " . $e->getMessage();
}
?>

👆Yuqoridagi kodda PDO yordamida MySQL dan ma'lumot o'chirish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php37 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder

⚡️38-dars: ERROR🚫
---------------------------------------------------

🛅Xatolarni boshqarish

🔻PHP da xatolarni boshqarish.❗️

<?php
function customError($errno, $errstr) {
    echo "Xato: [$errno] $errstr<br>";
}
set_error_handler("customError");
echo($test);
?>

👆Yuqoridagi kodda xatolarni boshqarish ko'rsatilgan❗️

---------------------------------------------------
#fast_coder #php_dars
#php38 #rustam_hikmatullayev
---------------------------------------------------

📡Kanalimiz:

@Fast_Coder