JSON Data Retrive

Data.php

 <?php 
	
	$con = new mysqli("localhost","root","","database");
	$result = array();

	if($con)
	{
		$stmt = $con->query("select * from android_data");
		//$stmt = $con->query("select * from tbl_invoice_products");
		if($stmt)
		{
			while($row = $stmt->fetch_assoc())
			{
				$result[] = $row;
			}
		 	echo json_encode($result);
		}

	}else{
		$result['error'] = "Connection Failed";
		echo json_encode($result);
	}

?>