jQuery getJSON() Metode

❮ jQuery AJAX-metodes

Voorbeeld

Kry JSON-data met behulp van 'n AJAX-versoek, en voer die resultaat uit:

$("button").click(function(){
  $.getJSON("demo_ajax_json.js", function(result){
    $.each(result, function(i, field){
      $("div").append(field + " ");
    });
  });
});

Definisie en gebruik

Die getJSON()-metode word gebruik om JSON-data te kry deur 'n AJAX HTTP GET-versoek te gebruik.


Sintaksis

$(selector).getJSON(url,data,success(data,status,xhr))

Parameter Description
url Required. Specifies the url to send the request to
data Optional. Specifies data to be sent to the server
success(data,status,xhr) Optional. Specifies the function to run if the request succeeds
Additional parameters:
  • data - contains the data returned from the server.
  • status - contains a string containing request status ("success", "notmodified", "error", "timeout", or "parsererror").
  • xhr - contains the XMLHttpRequest object

❮ jQuery AJAX-metodes