Answers for "php json read"

read json file data using php

$filedata = file_get_contents('filename.json');
$details = json_decode($filedata);
print_r($details);

php return json

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

access json with php

<?php

$data = '{
	"name": "Aragorn",
	"race": "Human"
}';

$character = json_decode($data);
echo $character->name;

php decode json object

<?php

$json = '{"firstName":"Peter","lastName:":"Silva","age":23}';

$personInfo = json_decode(json);

echo $personInfo->age;

?>

return json in php

//code igniter
$query="qry";
$query = $this->db->query($query);
$res=$query->result();
return json_encode($res);