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The JavaScript JSON Cookbook

You're reading from   The JavaScript JSON Cookbook Over 80 recipes to make the most of JSON in your desktop, server, web, and mobile applications

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Product type Paperback
Published in Jun 2015
Publisher
ISBN-13 9781785286902
Length 192 pages
Edition 1st Edition
Languages
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Toc

Table of Contents (12) Chapters Close

Preface 1. Reading and Writing JSON on the Client FREE CHAPTER 2. Reading and Writing JSON on the Server 3. Using JSON in Simple AJAX Applications 4. Using JSON in AJAX Applications with jQuery and AngularJS 5. Using JSON with MongoDB 6. Using JSON with CouchDB 7. Using JSON in a Type-safe Manner 8. Using JSON for Binary Data Transfer 9. Querying JSON with JSONPath and LINQ 10. JSON on Mobile Platforms Index

Reading and writing JSON in PHP

PHP is a popular server-side scripting environment easily integrated with the Apache and Microsoft IIS web servers. It has native support for simple JSON encoding and decoding.

How to do it...

PHP provides two functions, json_encode and json_decode, to encode and decode JSON respectively.

You can pass primitive types or user-defined classes to json_encode and it returns a string containing the JSON representing the object. For example:

$result = array(
"call" =>"KF6GPE",
"type" =>"l",
"time" =>"1399371514",
"lasttime" =>"1418597513",
"lat" =>37.17667,
"lng" =>-122.14650,
"result" =>"ok");
$json = json_encode($result);

This creates a string $json containing the JSON representation of our associative array.

The json_encode function takes an optional second argument, which lets you specify arguments to the encoder. The arguments...

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