How to work with json on js?

Question

JavaScript

<?php $file = file_get_contents("http://site.com/my.json");
$json = json_decode($file); ?>

<?php if ($json->vars->var1->active== 1) { ?>
  <div>text1</div>
<?} ?>

<?php if ($json->vars->var1->active== 0) { ?>
  <div>text2</div>
<?} ?>

How to do it in js?

Answer 1

var file = response; // полученный ответ сервера

var json = JSON.parse(file);

if(json.vars.var1.active == 1)
 //..