Create Dynamic JSON File in PHP

 <?php


$servername = "localhost";
$username = "root";
$password = "";
$database = "test";

//Create Connection
$conn = new mysqli($servername, $username, $password, $database);

//Check Connection
if ($conn->connect_error) {
    die("Connection Failed: " . $conn->connect_error);
}
Above file is mysqli_conn.php File which is included in below files.






Below is daily-json-file.php File
<?php

include("mysqli_conn.php");

$sql = "SELECT * FROM students";
$result = $conn->query($sql);

$output = $result->fetch_all(MYSQLI_ASSOC);

$json_data = json_encode($output, JSON_PRETTY_PRINT);

$file_name = "my-" . date("d-m-Y") . ".json";

if (file_put_contents("json/{$file_name}", $json_data)) {
    echo $file_name . "File created.";
} else {
    echo "Can't Insert data in JSON File.";
}


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