php JSON decode with Twitter geo/search - php

Question

How do I get coordinates from twitter geo/search? There are four coordinates in the JSON tree, but the result is array. How to? Thanks.
API URL : https://api.twitter.com/1/geo/search.json?query=tokyo //での取得結果
json[result]['places']['0']['name']=Tokyo
json[result]['places']['0']['bounding_box']['type']=Polygon
json[result]['places']['0']['bounding_box']['coordinates'][0][0]=Array //Array data.
JSON tree
{
"result": {
"places": [
{
"name": "Tokyo",
"bounding_box": {
"type": "Polygon",
"coordinates": [
[
[
138.942806388889,
24.222885
],
[
142.248202222222,
24.222885
],
[
142.248202222222,
35.8986897222222
],
[
138.942806388889,
35.8986897222222
]
]
]
},
... // a long tree, something not important, hiden...
update
<?php
header('Content-type:text/html; charset=utf-8');
$url = "https://api.twitter.com/1/geo/search.json?query=tokyo";
$ch = curl_init($url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_BINARYTRANSFER, true);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('Host: api.twitter.com'));
$body = curl_exec($ch);
curl_close ($ch);
$data = json_decode($body, true);
foreach ($data['result']['places'] as $data) {
echo $data['bounding_box']['coordinates']['0']['0'].'<br />'; //array
}
?>

Answer 1

If you have JSON contents, you can use json_decode() function - it'll return nice array you can read.
http://php.net/manual/en/function.json-decode.php