如果使用不支援Backbone預設REST/ HTTP方式的傳統網路伺服器,那麼你可以選擇開啟Backbone.emulateHTTP。 設定這個選項為true,將偽造PUT, PATCH ,DELETE和HTTP POST請求,設定使用真實的方法在X-HTTP-方法- 覆蓋頭部。 如果emulateJSON開啟,方法將被傳遞作為additional _method引數。
Backbone.emulateHTTP = true
<!DOCTYPE html> <head> <title>Sync Example</title> <script src="https://code.jquery.com/jquery-2.1.3.min.js" type="text/javascript"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.2/underscore-min.js" type="text/javascript"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/backbone.js/1.1.2/backbone-min.js" type="text/javascript"></script> </head> <body> <script type="text/javascript"> //If web server that doesn't support Backbone's REST/HTTP approach, then turn on 'Backbone.emulateHTTP' Backbone.emulateHTTP = true; //If web server can't handle requests encoded as application/json, then set the 'Backbone.emulateJSON' to true Backbone.emulateJSON = true; //The sync() method reads and fetch the model data Backbone.sync = function(method, model) { document.write(method + ": " + JSON.stringify(model)); model.set('id', 1); //Set the model with id as '1' }; //'Player' is a model name and contains the values to be displayed when you save the model var Player = new Backbone.Model({ fname:"Sachin", lname:"Tendulkar" }); //The 'save()' method saves data of the model by delegating to sync() method Player.save(); //Update the model with a value Player.save({country: "india"}); </script> </body> </html>
讓我們進行以下步驟來看看上面的程式碼工作:
儲存以上的程式碼到emulatehttp.html檔案
在瀏覽器開啟這個HTML檔案。