jquery-ajax-snippet.js

$.ajax({
    url: '/path/to/file',
    type: 'default GET (Other values: POST)',
    dataType: 'default: Intelligent Guess (Other values: xml, json, script, or html)',
    data: {param1: 'value1'},
})
.done(function() {
    console.log('success');
})
.fail(function() {
    console.log('error');
})
.always(function() {
    console.log('complete');
});