How to convert json string in PHP?
How to convert json string in PHP?
People use json_encode() and json_decode() to convert objects/arrays of PHP to string and back to objects/arrays. Show activity on this post. $array = json_decode($json,true); $string = implode(“,”,$array); Now you can save this string in db as text.
What does json_decode return?
The json_decode() function can return a value encoded in JSON in appropriate PHP type. The values true, false, and null is returned as TRUE, FALSE, and NULL respectively. The NULL is returned if JSON can’t be decoded or if the encoded data is deeper than the recursion limit.
What is JSON decode and encode?
JSON is based on two basic structures namely Objects and Arrays. Parsing JSON data in PHP: There are built-in functions in PHP for both encoding and decoding JSON data. These functions are json_encode() and json_decode(). These functions works only with UTF-8 encoded string.
Can PHP read JSON?
Parsing JSON with PHP PHP has built-in functions to encode and decode JSON data. These functions are json_encode() and json_decode() , respectively. Both functions only works with UTF-8 encoded string data.
Is JSON a string PHP?
You must validate your input to make sure the string you pass is not empty and is, in fact, a string. An empty string is not valid JSON. I think in PHP it’s more important to determine if the JSON object even has data, because to use the data you will need to call json_encode() or json_decode() .
How do you decode a JSON string?
The json_decode() function is an inbuilt function in PHP which is used to decode a JSON string. It converts a JSON encoded string into a PHP variable. Parameters: This function accepts four parameters as mentioned above and described below: json: It holds the JSON string which need to be decode.
How can I get JSON encoded data in PHP?
PHP and JSON
- The json_encode() function is used to encode a value to JSON format.
- The json_decode() function is used to decode a JSON object into a PHP object or an associative array.
- The json_decode() function returns an object by default.
- You can also loop through the values with a foreach() loop:
Why JSON is used in PHP?
JSON is portable because parsers and writers are available for many, many languages. This means that JSON that a PHP script generates can be very easily understood by a JavaScript script. It is the best way to transmit complex structures like arrays and objects, and have it still be compatible with multiple languages.