Javascript Create JSON Hash Array for jQuery AJAX -


i desperately trying manually create json-style array in javascript send on network via jquery's ajax method.

var fieldsobj = {fields:[]} $(".fact_field", fact).each(function(index, field){     var index  = $(field).attr("data-index");     var name  = $(".fact_field_label", field).text().trim();     var value  = $(".fact_field_value", field).text().trim();     fieldsobj["fields"].push({index:index, name:name, value:value}); }); //... $.ajax({     type: 'put',     url: url,     data: fieldsobj,     success: function(data){...     },     complete: function(){...     } }); 

what want following:

{fields => [{index:0, name:1, value:2},{...},{...}]} 

what this:

 {"fields"=>{"0"=>{...}, "1"=>{..}, "2"=>{...}, "3"=>{...}} 

what doing wrong?

when pass object data property, jquery pass url-encoded form parameters (e.g. foo=bar&moo=too) in body. think want pass json through body.

grab json2.js written uncle crockford , use json.stringify (that library provides functionality browsers still don't support it):

$.ajax({     type: 'put',     url: url,     data: json.stringify(fieldsobj),     contenttype: "application/json",     success: function(data){...     },     complete: function(){...     } }); 

and don't forget set contenttype property! on php side, can use json_decode decode raw body content:

$fieldsobj = json_decode(@file_get_contents('php://input')); 

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