post large amounts of data submission

js end: 

// content after filtering cluster selection 
    function check_jl_val (Top) {
         var jl_name the getCookie = ( ' jl_zdz ' );
         var checkItem_jl_check = $ ( ' INPUT [type = CheckBox] [Data-Group = " ' + + jl_name ' "]: the checked ' ); // Get selected subjects
         // subject 
        var jl_val = new new the Array ();
         // var jl_val =" "; 
        $ .each (checkItem_jl_check, function () {
             IF ($ ( the this ) .val ()! = ' ON ') {
                 // jl_val.push ($ (the this) .val ()); 
                jl_val.push ( new new  Object ($ ( the this ) .val ()));
                 // jl_val + = $ (the this) .val () + ';'; 
            } 
        }); 
        // filters write file 
        IF (jl_val.length> 0 ) {
             var saveDataAry = [];
             var DATAl = {jl_val: jl_val, jl_name: jl_name}; 
            saveDataAry.push (jl_val); 
            .ajax $ ({ 
                of the type: " POST " , // method
                url: "?h=generalTools&action=get_jlz_in_file" ,//表单接收url
                dataType:'json',
               // contentType:"application/json",
                data:{jsonarray:JSON.stringify(jl_val)},
                success: function (result) {
                    if(result['state']=='success'){
                       // window.location.reload();//页面刷新
                    }
                },
                error : function(result) {
                    // layer.alert ( "an acquisition failure"); 
                } 
            }); 
        } 
        // the setCookie ( 'jl_val_check', jl_val); 

    } 
the PHP terminal: 
$ JSONArray = stripslashes ($ _ the POST [ ' JSONArray ' ]); 
    $ Array = of json_decode ($ JSONArray, to true ); // use json_decode json string into the array 
    print_r ($ array); die;