[removed] How to tell whether AJAX response is JSON

Question

I\'ve got an AJAX request that expects JSON in response.

But there\'s a possibility that what gets returns may not be JSON, but rather an HTML error page (unfortunat

Answer 1

jQuery parseJSON function can be used for this. It will throw an exception then you can catch it go ahead.

data = '{}';
try {
    json = $.parseJSON(data);
} catch (e) {
    // not json
}