Web Services Tutorial In PHP For Beginners

Today, We want to share with you Web Services Tutorial In PHP For Beginners.
In this post we will show you Simple Web API Services with PHP Mysql, hear for web API service using php mysql xml and json/ we will give you demo and example for implement.In this post, we will learn about php rest api framework,angularjs php framework,rest web services with an example.

Create Web Services using PHP and MySQL

There are the Following The simple About RestFul Web Services with PHP Mysqli Full Information With Example and source code.

Create View Result HTML

Steps1: Create View Result HTML

<div class="container pakainfo">
<h2>Create Basic Web Service with PHP, MySQL, XML and JSON</h2>
<hr/>
<hr/>
<a href="http://localhost/pakainfo/web-services-tutorial-in-php-for-beginners/result.php?rate=1000&num=10&format=xml" target="_blank">http://localhost/pakainfo/web-services-tutorial-in-php-for-beginners/result.php?rate=1000&num=10&format=xml</a>
<br><br>
<a href="http://localhost/pakainfo/web-services-tutorial-in-php-for-beginners/result.php?rate=1000&num=10&format=json" target="_blank">http://localhost/pakainfo/web-services-tutorial-in-php-for-beginners/result.php?rate=1000&num=10&format=json</a>
</div>

Steps 2: result.php

Make Basic Web Service with PHP and MySQL

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I will make simple web service using PHP MySQLi to get and fetch data into simple XML or JSON data format

<?php
include_once("db_connect.php");
if(isset($_GET['rate'])) 
{
$rate = $_GET['rate'];
$total_items_display = (isset($_GET['num'])?$_GET['num']:10);
$format = (isset($_GET['format'])?$_GET['format']:"xml");
$sql_query = "SELECT id, name, information, rate FROM items WHERE rate <= $rate ORDER BY rate LIMIT $total_items_display"; 
$data_results = mysqli_query($conn, $sql_query) or die("database error:". mysqli_error($conn)); 
$items = array(); 
	if(mysqli_num_rows($data_results)) 
	{ 
		while($item = mysqli_fetch_assoc($data_results)) 
		{ 
			$items[] = array('item'=>$item);
		}
	}
	/* output here check conditions result in required format */
	if($format == 'json') {
	header('Content-type: application/json');
	echo json_encode(array('items'=>$items));
	} 
	else if($format == 'xml') 
	{
		header('Content-type: text/xml');
		echo '<items>';
			foreach($items as $index => $item) {
				if(is_array($item)) {
					foreach($item as $key => $value) {
						echo '<',$key,'>';
						if(is_array($value)) {
							foreach($value as $tag => $val) {
								echo '<',$tag,'>',htmlentities($val),'</',$tag,'>';
							}
						}
						echo '</',$key,'>';
					}
				}
			}
				echo '</items>';
	}
	@mysql_close($link);
}
?>

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