// 1 .strlen($name);
// 2. str_word_count($name)
// 3. strrev($name);
// 4. strpos(haystack, needle)
// 5. str_replace(search, replace, subject)
// 6. str_repeat(input, multiplier)
// 7. rtrim(str)
// 8.ltrim(str)
$name = 'pawan hello world' ;
echo $name;
echo '<br>';
echo 'count pawan charchter method ' .strlen($name);
echo '<br>';
echo 'only word count method ' .str_word_count($name);
echo '<br>';
echo 'utlta word type method ' .strrev($name);
echo '<br>';
echo 'kitne number ke baad likh h wo btata h method ' .strpos($name, 'hello');
echo '<br>';
echo 'words replace method ' .str_replace('hello', 'hlw', $name);
echo '<br>';
echo 'word ko repeat karta h replace method ' .str_repeat($name, 10);
echo '<br>';
echo 'right se space hata dega method ' .rtrim($name);
echo '<br>';
echo 'left se space hata dega method ' .ltrim($name);
echo '<br>';
echo 'var_dump data type btata h uska method h ' .var_dump($name);
Create logic in php if else
$age = "64";
if($age>=25 && $age<=65){
echo 'You can drive';
}
else{
echo 'You can not drive';
}
echo '<br>';
echo '<br>';
if($age>25){
echo "you drive";
}
elseif ($age<65) {
echo "you not drive";
}else{
echo "fill the from";
}
echo '<br>';
echo '<br>';
array with in foreach and for loop in php
$arr = array('Apple', 'Orange', 'Mango', 'Banana' );
// for($i=0; $i<count($arr); $i++){
// echo $arr[$i];
// echo '<br>';
// }
foreach ($arr as $value) {
echo "$value <br>";
}
function processMarks($markarr){
$sum = 0;
foreach ($markarr as $value) {
$sum += $value;
}
return $sum;
}
$marks = [54,56,5,6,58,98,100];
$total = processMarks($marks);
echo $total;
echo '<br>';
$d = date("F j, Y, g:i a");
echo $d;
// associative arrys
$favcol = array(
'name' => 'red',
'pawan' => 'blue',
'chotu' => 'brown'
);
echo '<br>';
echo $favcol['name'];
echo '<br>';
foreach ($favcol as $key => $value) {
echo "$key or $value <br>";
}
// Multi-Dimensional Arrays in Php
$multiDim = array(array(2,5,7,8),
array(1,2,3,1),
array(4,5,0,1));
// echo var_dump($multiDim);
// echo $multiDim[1][2];
// Printing the contents of a 2 dimensional array
// for ($i=0; $i < count($multiDim); $i++) {
// echo var_dump($multiDim[$i]);
// echo "<br>";
// }
for ($i=0; $i < count($multiDim); $i++) {
for ($j=0; $j < count($multiDim[$i]); $j++) {
echo $multiDim[$i][$j];
echo " ";
}
echo "<br>";
}
$multiDim = array(array(2,5,7,8),
array(1,2,3,1),
array(4,5,0,1));
// echo var_dump($multiDim);
// echo $multiDim[1][2];
// Printing the contents of a 2 dimensional array
// for ($i=0; $i < count($multiDim); $i++) {
// echo var_dump($multiDim[$i]);
// echo "<br>";
// }
for ($i=0; $i < count($multiDim); $i++) {
for ($j=0; $j < count($multiDim[$i]); $j++) {
echo $multiDim[$i][$j];
echo " ";
}
echo "<br>";
}
?>
create login page in php
<!doctype html>
<html lang="en">
<head>
<!-- Required meta tags -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
<title>New Form Get & Post</title>
</head>
<body>
<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
<a class="navbar-brand" href="#">Php Website</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarSupportedContent">
<ul class="navbar-nav mr-auto">
<li class="nav-item active">
<a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
</li>
<li class="nav-item">
<a class="nav-link" href="#">Link</a>
</li>
<li class="nav-item dropdown">
<a class="nav-link dropdown-toggle" href="#" id="navbarDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
Dropdown
</a>
<div class="dropdown-menu" aria-labelledby="navbarDropdown">
<a class="dropdown-item" href="#">Action</a>
<a class="dropdown-item" href="#">Another action</a>
<div class="dropdown-divider"></div>
<a class="dropdown-item" href="#">Something else here</a>
</div>
</li>
<li class="nav-item">
<a class="nav-link disabled" href="#">Disabled</a>
</li>
</ul>
<form class="form-inline my-2 my-lg-0">
<input class="form-control mr-sm-2" type="search" placeholder="Search" aria-label="Search">
<button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
</form>
</div>
</nav>
<?php
if($_SERVER['REQUEST_METHOD']== 'POST'){
$email = $_POST['email'];
$password = $_POST['pass'];
echo '<div class="alert alert-success alert-dismissible fade show" role="alert">
<strong>Submited Successfull</strong> You ragister email ' .$email.' and password '.$password.' .
<button type="button" class="close" data-dismiss="alert" aria-label="Close">
<span aria-hidden="true">×</span>
</button>
</div>';
}
?>
<div class="container mt-3">
<h1>Please fill the form</h1>
<form action="/pawan/21_get_post.php" method="post">
<div class="form-group">
<label for="email">Email address</label>
<input type="email" class="form-control" id="Email" name="email" aria-describedby="emailHelp" autocomplete="off"placeholder="Enter email">
<small id="emailHelp" class="form-text text-muted">We'll never share your email with anyone else.</small>
</div>
<div class="form-group">
<label for="pass">Password</label>
<input type="password" class="form-control" id="exampleInputPassword1" placeholder="Password" id="pass" autocomplete="off" name="pass">
</div>
<div class="form-check">
<input type="checkbox" class="form-check-input" autocomplete="off" id="exampleCheck1">
<label class="form-check-label" for="exampleCheck1">Check me out</label>
</div>
<button type="submit" class="btn btn-primary">Submit</button>
</form>
</div>
<!-- Optional JavaScript -->
<!-- jQuery first, then Popper.js, then Bootstrap JS -->
<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js" integrity="sha384-KJ3o2DKtIkvYIK3UENzmM7KCkRr/rE9/Qpg6aAZGJwFDMVNA/GpGFF93hXpG5KkN" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
</body>
</html>
Create Database in php
<?php
// database connect method
$servername = "localhost";
$username = "root";
$password = "";
// create a connection
$conn = mysqli_connect($servername, $username, $password);
if(!$conn){
die("Sorry for not connect to database" .mysqli_connect_error());
}
else{
echo "connection Successfull <br>";
}
// create database
$sql = "CREATE DATABASE dbHarry1";
$result = mysqli_query($conn , $sql);
if($result){
echo "create database successfull";
}else{
echo "create database not successfull " .mysqli_error($conn);
}
?>
Create Table in Php
<?php
// Connecting to the Database
$servername = "localhost";
$username = "root";
$password = "";
$database = "dbharry";
// Create a connection
$conn = mysqli_connect($servername, $username, $password, $database);
// Die if connection was not successful
if (!$conn){
die("Sorry we failed to connect: ". mysqli_connect_error());
}
else{
echo "Connection was successful<br>";
}
// Create a table in the db
$sql = "CREATE TABLE `phptrip` ( `sno` INT(6) NOT NULL AUTO_INCREMENT , `name` VARCHAR(12) NOT NULL , `dest` VARCHAR(6) NOT NULL , PRIMARY KEY (`sno`))";
$result = mysqli_query($conn, $sql);
// Check for the table creation success
if($result){
echo "The table was created successfully!<br>";
}
else{
echo "The table was not created successfully because of this error ---> ". mysqli_error($conn);
}
?>
Operators Method in php
<?php
/* Operators in PHP
1. Arithmetic Operators
2. Assignment Operators
3. Comparison Operators
4. Logical Operators
*/
$a = 45;
$b = 8;
// 1. Arithmetic Operators
echo "For a + b, the result is ". ($a + $b) . "<br>";
echo "For a - b, the result is ". ($a - $b) . "<br>";
echo "For a * b, the result is ". ($a * $b) . "<br>";
echo "For a / b, the result is ". ($a / $b) . "<br>";
echo "For a % b, the result is ". ($a % $b) . "<br>";
echo "For a ** b, the result is ". ($a ** $b) . "<br>";
// 2. Assignment Operators
// $x = $a;
// echo "For x, the value is ". $x . "<br>";
// $a += 6;
// echo "For a, the value is ". $a . "<br>";
// $a -= 6;
// echo "For a, the value is ". $a . "<br>";
// $a *= 6;
// echo "For a, the value is ". $a . "<br>";
// $a /= 5;
// echo "For a, the value is ". $a . "<br>";
// $a %= 5; // $a = $a % 5
// echo "For a, the value is ". $a . "<br>";
// 3. Comparison Operators
$x = 78;
$y = 78;
// echo "For x > y, the result is ";
// echo var_dump($x > $y);
// echo "For x > y, the result is ";
// echo var_dump($x >= $y);
// echo "For x < y, the result is ";
// echo var_dump($x < $y);
// echo "For x < y, the result is ";
// echo var_dump($x <= $y);
echo "For x <> y, the result is ";
echo var_dump($x <> $y);
echo "<br>";
// 4. Logical Operators
$m = true;
$n = true;
echo "For m and n, the result is ";
echo var_dump($m and $n);
echo "<br>";
echo "For m && n, the result is ";
echo var_dump($m && $n);
echo "<br>";
echo "For m or n, the result is ";
echo var_dump($m or $n);
echo "<br>";
echo "For m || n, the result is ";
echo var_dump($m || $n);
echo "<br>";
echo "For !m , the result is ";
echo var_dump(!$m);
echo "<br>";
?>
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