Php return json data

header('Content-Type: application/json'); 

$colors = array("red","blue","green");
echo json_encode($colors);

Php read json request body

//e.g your JSON Req is like this {"UserName":"Ranish","Password":"asdasdasd"}
$jsonReqUrl  = "php://input";
$reqjson = file_get_contents($jsonReqUrl);
$reqjsonDecode = json_decode($reqjson, true);
echo $reqjsonDecode['UserName'];

How to extract data from json in php

$json = '
{
    "type": "donut",
    "name": "Cake",
    "toppings": [
        { "id": "5002", "type": "Glazed" },
        { "id": "5006", "type": "Chocolate with Sprinkles" },
        { "id": "5004", "type": "Maple" }
    ]
}';

$yummy = json_decode($json);

print_r($yummy);

Source: stackoverflow.com

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