jquery post json example

1var formData = {name:"John", surname:"Doe", age:"31"}; //Array 
2
3$.ajax({
4    url : "https://example.com/rest/getData", // Url of backend (can be python, php, etc..)
5    type: "POST", // data type (can be get, post, put, delete)
6    data : formData, // data in json format
7  	async : false, // enable or disable async (optional, but suggested as false if you need to populate data afterwards)
8    success: function(response, textStatus, jqXHR) {
9    	console.log(response);
10    },
11    error: function (jqXHR, textStatus, errorThrown) {
12		console.log(jqXHR);
13      	console.log(textStatus);
14      	console.log(errorThrown);
15    }
16});

1<script type="text/javascript">
2    function send() {
3        var person = {
4            name: $("#id-name").val(),
5            address:$("#id-address").val(),
6            phone:$("#id-phone").val()
7        }
8
9        $('#target').html('sending..');
10
11        $.ajax({
12            url: '/test/PersonSubmit',
13            type: 'post',
14            dataType: 'json',
15            contentType: 'application/json',
16            success: function (data) {
17                $('#target').html(data.msg);
18            },
19            data: JSON.stringify(person)
20        });
21    }
22</script>

1// Assign handlers immediately after making the request,
2// and remember the jqxhr object for this request
3var jqxhr = $.post( "example.php", function() {
4  alert( "success" );
5})
6  .done(function() {
7    alert( "second success" );
8  })
9  .fail(function() {
10    alert( "error" );
11  })
12  .always(function() {
13    alert( "finished" );
14  });
15 
16// Perform other work here ...
17 
18// Set another completion function for the request above
19jqxhr.always(function() {
20  alert( "second finished" );
21});
22