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PHP
php.net › manual › en › function.json-encode.php
PHP: json_encode - Manual
In the event of a failure to encode, json_last_error() can be used to determine the exact nature of the error. ... When encoding an array, if the keys are not a continuous numeric sequence starting from 0, all keys are encoded as strings, and specified explicitly for each key-value pair.
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W3Schools
w3schools.com › php › func_json_encode.asp
PHP json_encode() Function
❮ PHP JSON Reference · How to ... json_encode($age); Run Example » · Share Link Copied · The json_encode() function is used to encode a value to JSON format....
Discussions

PHP is adding escape characters to my JSON string and I have no idea why,
It's double-encoded into a json string. More on reddit.com
🌐 r/PHPhelp
5
1
April 18, 2023
Json_encode adds backslashes to a PHP object even when JSON_UNESCAPED_SLASHES is used
I think you are double encoding. You have JSON is string, then json encode that string. I think what you want is one PHP data structure (probably an array) with all the data then simply encode that php data into JSON. Try somthing like this; [ 'data' => [ 'apiRequest' => [ 'signature' => 'I3d4b8680011fa544e9d5dab9f3', ], ], ], 'status' => 'success', ]; var_dump($message); $json = json_encode($message, JSON_UNESCAPED_SLASHES); var_dump($json); More on reddit.com
🌐 r/PHPhelp
5
1
November 30, 2021
Lazy JSON
Does this allow "nested laziness"? I'm currently having to deal with huge json files that are collections of items which themselves are huge collections of sub-items, so I don't want every item in the main collection to be parsed as one chunk but rather return an iterator/lazy collection itself. More on reddit.com
🌐 r/PHP
14
43
May 22, 2021
Wanting to return JSON from PHP as a two dimensional array/nested array using data from a mySQLi database
I think all you would have to do is create a new associative array where each set of results has its own key. So after the while loop, $result_array would be pushed into a the new array with the table name as the key. $new_array[‘Menu’] = $result_array; Do that for each table then echo json_encode($new_array); Hope that helps. Sorry on mobile. More on reddit.com
🌐 r/PHPhelp
8
1
March 12, 2021
People also ask

How do I convert a PHP array to JSON?
Pass it to jsonencode(): jsonencode(['name' => 'Ada', 'age' => 36]) returns {"name":"Ada","age":36}. An array with keys 0, 1, 2... in order becomes a JSON array instead: json_encode(['a', 'b']) returns ["a","b"].
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coddy.tech
coddy.tech › docs › php › json_encode()
PHP json_encode(): Convert Arrays and Objects to JSON
Why does json_encode return false?
Usually because a string is not valid UTF-8, or the data contains NAN or INF. Call jsonlasterrormsg() to see the reason, or pass JSONTHROWONERROR so it throws a JsonException instead of returning false.
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coddy.tech
coddy.tech › docs › php › json_encode()
PHP json_encode(): Convert Arrays and Objects to JSON
How do I make json_encode output {} instead of [] for an empty array?
An empty PHP array always encodes as []. Use new stdClass() or (object) [] for an empty object, or the JSONFORCEOBJECT flag, which turns every array in the value into an object.
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coddy.tech
coddy.tech › docs › php › json_encode()
PHP json_encode(): Convert Arrays and Objects to JSON
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PHPHub
phphub.net › home › json_encode online
json_encode PHP online
May 10, 2025 - The json_encode function in PHP allows you to convert PHP data (like arrays or objects) into a JSON string.
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ReqBin
reqbin.com › code › php › 4qfsaffq › php-json-encode-example
How do I encode a PHP object to JSON string?
July 5, 2023 - The following is an example of encoding a UTF-8 string to JSON using the json_encode() function: ... <?php $str = "Héllo, Wörld!"; echo json_encode($str, JSON_UNESCAPED_UNICODE); ?> #output: "Héllo, Wörld!"
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Carmatec
carmatec.com › home › understanding php json_encode() and json_decode()
Understanding PHP json_encode() and json_decode() - Carmatec
3 weeks ago - The json_encode() function in PHP converts a PHP variable (such as an array or object) into a JSON-formatted string. Conversely, json_decode() takes a JSON string and converts it back into a PHP variable, typically an array or object.
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PHPpot
phppot.com › php › php-json-encode-and-decode
PHP JSON Encode and Decode - PHPpot
Decoding is a reverse process that reverts encoded data back to its original form. In PHP, json_encode() is used to convert PHP-supported data type into JSON formatted string to be returned as a result of JSON encode operation.
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Scout APM
scoutapm.com › home › blog › php json_encode: serialize php objects to json
PHP Json_encode: Serialize PHP Objects to JSON | Scout Monitoring
May 1, 2020 - Let’s see how we can convert our PHP variables into JSON format. json_encode() is a native PHP function that allows you to convert PHP data into the JSON format.
Find elsewhere
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PHPpot
phppot.com › php › json-handling-with-php-how-to-encode-write-parse-decode-and-convert
PHP JSON Encode and Decode with json_encode() and json_decode() - PHPpot
If you use them in database queries or file operations, validate them for that specific context. JSON is a standard format for exchanging structured data, and PHP makes it easy to work with through json_encode() and json_decode().
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Coddy.Tech
coddy.tech › docs › php › json_encode()
PHP json_encode(): Convert Arrays and Objects to JSON
3 weeks ago - By default json_encode() writes every non-ASCII character as a \u escape and puts a backslash before every /. Both are valid JSON and decode back to the same text, but they make the output hard to read and longer. JSON_UNESCAPED_UNICODE keeps the characters, and JSON_UNESCAPED_SLASHES keeps URLs as they are: <?php $item = ['name' => 'りんご', 'price' => 120, 'url' => 'https://example.com/fruit/apple']; echo json_encode($item), "\n"; echo json_encode($item, JSON_UNESCAPED_UNICODE | JSON_UNESCAPED_SLASHES), "\n";
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Tutorial Republic
tutorialrepublic.com › php-tutorial › php-json-parsing.php
How to Encode and Decode JSON Data in PHP - Tutorial Republic
JSON data structures are very similar to PHP arrays. PHP has built-in functions to encode and decode JSON data. These functions are json_encode() and json_decode(), respectively.
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W3Resource
w3resource.com › JSON › php-json-encode-function.php
PHP json_encode() function | JSON tutorial | w3resource
November 7, 2025 - PHP json_encode() function converts a PHP value into a JSON value.
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Code Beautify
codebeautify.org › json-encode-online
JSON Encode Online to encode JSON from stdClass Object of PHP to readable form.
JSON Encode Online is easy to use tool to encode JSON data, which converts stdClass Object of PHP to JSON.
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Code.mu
code.mu › en › php › manual › data › json_encode
The json_encode Function - Converting Data to JSON in PHP
The json_encode function converts PHP variables (arrays, objects, strings, numbers) into a JSON format string.
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TutorialsPoint
tutorialspoint.com › json › json_php_example.htm
JSON with PHP
PHP json_encode() function is used for encoding JSON in PHP.
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Jobtensor
jobtensor.com › Tutorial › PHP › en › JSON
PHP JSON - json_encode(), json_decode() | jobtensor
<?php $countries = array("Mark" => "USA", "Raymond" => "UK", "Jeff" => "JPN", "Mike" => "DE"); echo json_encode($countries); The json_decode() function is used to decode a JSON object into a PHP associative array or object. It has an optional second parameter that gives a PHP associative array instead of the default PHP object.
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OnlinePHP
onlinephp.io › json-encode
json_encode - Online Tool
PHP Functions · General · json_encode · Execute json_encode with this online tool json_encode() - Returns the JSON representation of a value · Json Encode Online Tool · Manual · Code Examples · Json Encode Online Tool · Manual · Code ...
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Scaler
scaler.com › home › topics › php json_encode() function
PHP json_encode() Function - Scaler Topics
March 31, 2024 - This process is invaluable when communicating data between a PHP backend and various front-end technologies or remote services that use JSON for data exchange. The json_encode() function in PHP is used to encode PHP data structures into JSON format.
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W3Schools
w3schools.in › json › json-php
Encoding and Decoding of Json Objects Through PHP
PHP json_encode() function is used to convert PHP array/objects into JSON value.