json_decode Archives - Crafty Techie

PHP JSON Database: When to Use It for Web Applications

PHP and JSON are two popular technologies widely used in web development. PHP is a server-side scripting language designed for web development, while JSON (JavaScript Object Notation) is a lightweight data-interchange format that is easy to read and write. Let's discuss PHP JSON Database in more detail When combined, PHP and JSON can be used to create a simple and efficient database system. And we can be use it to store and retrieve data. Using a JSON Database with PHP The PHP JSON database is a database system that uses JSON files as its storage mechanism. This database system is simple, efficient, and easy to use. And making it a popular choice for developers who need a lightweight and flexible database system for their web applications. This database can store many data types, including text, numbers, and arrays. And making it a versatile tool for web development. One of the key…

Read JSON Files with PHP: 5 Code Examples (best in 2023)

JSON data can be accessed and utilized with many programming languages. In this article, we will learn how to read a JSON file in PHP. We will discuss all the methods used to read a JSON file, convert JSON objects into an array, and display it in PHP. Let’s first learn about what JSON is. Read a JSON file with a PHP code example <?php // Reads the JSON file. $json = file_get_contents('./test_data.json'); // Decodes the JSON file. $json_data = json_decode($json,true); // Display the JSON data. print_r($json_data); ?> Table of Contents What is JSON? Encode JSON Data in PHP. Decode JSON Data in PHP. Read a JSON File using the file_get_contents() Function in PHP. Read JSON Files with PHP Code Examples Explored. What is JSON? JSON stands for JavaScript object notation. The JSON data is written as name/value pairs, and it is basically a lightweight data-interchange format that is very…

How to work with an array of objects in PHP code Can you have arrays of objects in PHP Yes, you can definitely create, store, filter, merge and work with an array of objects in PHP. You can decode JSON objects as arrays as well as create array collections of PHP arrays. PHP offers many solutions to work with an array of objects. This article will break down 2 common scenarios when working with arrays of objects in PHP. Visitors come to us many times to ask questions about working with PHP classes and objects as well as JSON objects. Both situations are common but do have unique requirements. Let's first get into PHP classes and objects. Then we will follow it up with Working with PHP Classes and Objects PHP was originally designed as a purely procedural language. Starting in PHP 4 and greatly extending into PHP 5, it…

How to Send a cURL GET Request: 2023 PHP Code Examples

How to Send a cURL GET Request in PHP Code Example Here's a featured snippet from the article. The example performs a basic cURL GET request in PHP. $url = "https://jsonplaceholder.typicode.com/posts/1"; $curl = curl_init($url); //Initializes a cURL session and returns a cURL handler. $response = curl_exec($curl); //Executes the cURL session. curl_close($curl); //Closes the session and deletes the variable (recommended use) echo $response; Don't know what cURL is all about? Stick to this article and learn what is cURL in PHP? Digging Deeper into Our Articles About cURL How to POST cURL Body from File in PHP | JSON, CSV, and More Install cURL Libraries for PHP on AWS EC2 From Start to Finish Run a cURL GET Request in PHP What is cURL in PHP? cURL (Client URL) is a command-line tool that communicates with a server. It simplifies sending data to and from the server using short commands right…

Code Snippet: XML to Array in PHP The article explores how to convert XML to array or object in PHP. Here’s a snippet from the article. <?php $courses_xml = '<courses> <course> <title>Fundamentals of Programming</title> <credithours>3 + 1</credithours> <prerequisites>None</prerequisites> </course> <course> <title>Object Oriented Programming</title> <credithours>3 + 1</credithours> <prerequisites>Fundamentals of Programming</prerequisites> </course> </courses>'; $xml = simplexml_load_string($courses_xml); $json = json_encode($xml, JSON_PRETTY_PRINT); $array = json_decode($json, true); ?> That’s just one way of going about this problem. Learn more about this topic in the following sections. Relevant Content: JSON to XML Conversion The article “How to convert XML to JSON in PHP” sets a solid foundation for XML to array in PHP. We suggest reading that article as this article borrows alot from it. We will see that the existing solution adds only one extra function call to get an array or object, and the rest of the code is similar. So without any further…

Converting JSON to XML in PHP Code Example <?php $JSON_arr = json_decode($JSON, true); $xml = new SimpleXMLElement('<?xml version="1.0" encoding="UTF-8"?><root></root>'); function arraytoXML($json_arr, &$xml) { foreach($json_arr as $key => $value) { if(is_int($key)) { $key = 'Element'.$key; //To avoid numeric tags like <0></0> } if(is_array($value)) { $label = $xml->addChild($key); arrayToXml($value, $label); //Adds nested elements. } else { $xml->addChild($key, $value); } } } arraytoXML($JSON_arr, $xml); print_r($xml->asXML('output.xml')); ?> Can't understand what's going on? Don't worry, just stay tuned as this article will explain every bit in depth. Background: JSON, XML, SimpleXMLElement Class JSON vs XML JSON and XML have some similarities and differences in structure and function. Both are popular as data exchange formats in a client-server setup. That's why applications that deal with both formats often need interconversion functionality between JSON and XML. Follow the link to learn more about JSON vs XML. This article focuses on PHP JSON to XML conversion. PHP SimpleXMLElement…

Learn How to Merge two JSON Objects in PHP There are three steps to merge two JSON objects with PHP. First, use the json_decode function to convert to PHP array. Second, use the array_merge function to merge them. Finally, use the json_encode function to convert them back to JSON. Steps to Merging JSON Data in PHP convert to PHP array: json_decode merge PHP arrays: array_merge convert back to JSON: json_encode What is JSON Javascript Object Notation (JSON) is a text-based representation of structured data and a lightweight data exchange format. Various APIs provide JSON data, and developers have to parse that JSON at their end. JSON has become a communication source between the client and the server. Developers write functions to consume JSON data correctly in their applications. PHP has some useful functions for dealing with JSON. We will use these function to merge multiple JSON objects. Instead of jumping…

How to Iterate JSON Arrays in PHP Using a Recursive Function with GeoJSON Load and set your GeoJSON content into a PHP variable Use json_decode to convert the JSON content into a php multidimensional array Create a custom recursive function to iterate the JSON content Run a while loop inside the custom function and call itself when it has children Run a foreach loop on your root array from your geojson content Create a new RecursiveArrayIterator class inside the loop Call your custom recursive function and pass in your RecursiveArrayIterator class Continue working and processing your GeoJSON array PHP Code Example: Loop Through a Multidimensional JSON Array using recursion and a foreach loop with GeoJSON //Fetches the GeoJSON array. $geojson = file_get_contents("sampleGeoJSON.json",false); //Converts GeoJSON into an associative array. $geojson_array = json_decode($geojson,true); //A recursive function to traverse the GeoJSON array. function traverseGeoJSON($iterator) { //If there is a property left. while (…

Tag: json_decode

PHP JSON Database: When to Use It for Web Applications

Read JSON Files with PHP: 5 Code Examples (best in 2023)

15+ Array of Objects PHP Code Examples | Easy 2023 Tutorial

How to Send a cURL GET Request: 2023 PHP Code Examples

How to convert XML to Array or Object in PHP

Convert JSON to XML Correctly with PHP Code Examples (2023)

Merge two JSON objects using PHP: 3 Code Examples (2023)

Recursive Loop Multidimensional JSON Arrays in PHP | GeoJSON