php return array as json code example

Example 1: php convert array to json object

$myArr = array("apple", "banana", "mango", "jackfruit");

$toJSON = json_encode($myArr);

echo $toJSON;

Example 2: php json_decode

$personJSON = '{"name":"Johny Carson","title":"CTO"}';

$person = json_decode($personJSON);

echo $person->name; // Johny Carson

Example 3: php return json

header('Content-type: application/json');
echo json_encode($array);

Example 4: php return json data

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

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

Example 5: json_encode json_decode php examples

json_encode used when PHP retrieve data and convert Array() to [] !!!!
$arr = array('a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5);
echo json_encode($arr);
//output
{"a":1,"b":2,"c":3,"d":4,"e":5}
access from js file data.a, data.b,data.c...
----------------------------------------------
  $json = '{"a":1,"b":2,"c":3,"d":4,"e":5}';
json_decode($json, true); //true turns object to associative array;

//output
array(5) {
    ["a"] => int(1)
    ["b"] => int(2)
    ["c"] => int(3)
    ["d"] => int(4)
    ["e"] => int(5)
}

Example 6: how to get data from json array in php

$data = json_decode($json);