Скачать или смотреть Extracting Data from XML to JSON in PHP

Learn how to transform XML data into a structured JSON array in PHP, perfect for API integration.
---
This video is based on the question https://stackoverflow.com/q/64266853/ asked by the user 'Stefan Ayres Quinn' ( https://stackoverflow.com/u/8993621/ ) and on the answer https://stackoverflow.com/a/64267166/ provided by the user 'Dark Knight' ( https://stackoverflow.com/u/11641029/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: Extract certain values from XML response to create custom JSON array

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Extracting Data from XML to JSON in PHP: A Simple Guide

Dealing with data across different formats can often be challenging, especially when you need to make sense of XML responses. If you've ever found yourself in a similar situation as the one described below, you're in the right place!

The Problem

Imagine you've just received an XML response from an API. You love the data it returns, but you only need a specific part of it to send off to another API - in JSON format, no less! This is the challenge faced by many developers: navigating the waters of XML responses and ensuring your data is in the right shape for your next step.

As context, let’s look at the XML format received:

[[See Video to Reveal this Text or Code Snippet]]

From this XML, you want to extract the accountnum values and format them in a JSON array like so:

[[See Video to Reveal this Text or Code Snippet]]

The Solution

Here’s a simple way to achieve this using PHP. Follow these organized steps to transform your XML data into the required JSON format.

Step 1: Load the XML

First, you need to transform your XML string into a SimpleXMLElement object. This will give you the ability to traverse the XML structure easily.

[[See Video to Reveal this Text or Code Snippet]]

Assuming your XML is stored in the $str variable, this command loads it so you can work with it.

Step 2: Extract Required Data

Using a foreach loop, you can iterate through each item in the XML, focusing specifically on accountnum. Here's how:

[[See Video to Reveal this Text or Code Snippet]]

In this segment:

You initialize an empty array called $data.

The loop extracts the accountnum value from each item and appends it to the $data array as a new associative array with the key customer-id.

Step 3: Convert Array to JSON

Now, it's time to turn your PHP array into JSON format using json_encode:

[[See Video to Reveal this Text or Code Snippet]]

Output Verification

After running the code, you should see the following JSON output:

[[See Video to Reveal this Text or Code Snippet]]

This output is exactly what you need for the next API call!

Conclusion

With the above steps, you can efficiently extract specific values from XML responses and convert them into a JSON structure suitable for further use in your applications. Don't hesitate to modify the code to suit your data structure and API needs! Embrace the power that PHP offers in handling different data formats and make your development process smoother.

By following this guide, you're on your way to mastering data transformation from XML to JSON in PHP! Happy coding!