SharedObject.getLocal("application-name")

 package {
     import flash.display.Sprite;
     import flash.events.MouseEvent;
     import flash.events.NetStatusEvent;
     import flash.net.SharedObject;
     import flash.net.SharedObjectFlushStatus;
     import flash.text.TextField;
     import flash.text.TextFieldAutoSize;
     import flash.text.TextFieldType;

     public class SharedObjectExample extends Sprite {

         private var mySo:SharedObject;

         public function SharedObjectExample() {
             buildUI();
             saveBtn.addEventListener(MouseEvent.CLICK, saveValue);
             clearBtn.addEventListener(MouseEvent.CLICK, clearValue);
             //默认路径是根据swf的路径来决定的，路径上不要用中文
             //比如swf地址：E:/testSharedObject/test.swf,那么默认路径就是win7系统
             //C:/Users/Administrator/AppData/Roaming/Macromedia/Flash Player/#SharedObjects/CZ3BWEGE/localhost/
                                                                  testSharedObject/test.swf/application-name.sol
             //路径并不是可以任意指定的，只能在默认的共享路径上选择
             //上面例子可选路径有：
             //                    "/"
             //                    "/testSharedObject"
             //                    "/testSharedObject/test.swf"
             //而 "/" 由于与swf路径无关（即使swf移动了位置），所以当作共享数据的路径
             mySo = SharedObject.getLocal("application-name");
             output.appendText("SharedObject loaded...\n");
             output.appendText("loaded value: " + mySo.data.savedValue + "\n\n");
         }

          private function saveValue(event:MouseEvent):void {
             output.appendText("saving value...\n");
             mySo.data.savedValue = input.text;

             var flushStatus:String = null;
             try {
                 flushStatus = mySo.flush(10000);//必须分配给此对象的最小磁盘空间（以字节为单位）
             } catch (error:Error) {
                 output.appendText("Error...Could not write SharedObject to disk\n");
             }
             if (flushStatus != null) {
                 switch (flushStatus) {
                     //用户允许来自此域的对象进行本地信息存储，但所分配的空间量不足以存储该对象
                     case SharedObjectFlushStatus.PENDING:
                         output.appendText("Requesting permission to save object...\n");
                         mySo.addEventListener(NetStatusEvent.NET_STATUS, onFlushStatus);
                         break;
                     //共享对象已成功写入本地磁盘上的文件
                     case SharedObjectFlushStatus.FLUSHED:
                         output.appendText("Value flushed to disk.\n");
                         break;
                 }
             }
             output.appendText("\n");
         }

         private function clearValue(event:MouseEvent):void {
             output.appendText("Cleared saved value...Reload SWF and the value should be \"undefined\".\n\n");
             delete mySo.data.savedValue;
         }

         private function onFlushStatus(event:NetStatusEvent):void {
             output.appendText("User closed permission dialog...\n");
             switch (event.info.code) {
                 case "SharedObject.Flush.Success":
                     output.appendText("User granted permission -- value saved.\n");
                     break;
                 case "SharedObject.Flush.Failed":
                     output.appendText("User denied permission -- value not saved.\n");
                     break;
             }
             output.appendText("\n");

             mySo.removeEventListener(NetStatusEvent.NET_STATUS, onFlushStatus);
         }

         // UI elements
         private var inputLbl:TextField;
         private var input:TextField;
         private var output:TextField;
         private var saveBtn:Sprite;
         private var clearBtn:Sprite;

         private function buildUI():void {
             // input label
             inputLbl = new TextField();
             addChild(inputLbl);
             inputLbl.x = 10;
             inputLbl.y = 10;
             inputLbl.text = "Value to save:";

             // input TextField
             input = new TextField();
             addChild(input);
             input.x = 80;
             input.y = 10;
             input.width = 100;
             input.height = 20;
             input.border = true;
             input.background = true;
             input.type = TextFieldType.INPUT;

             // output TextField
             output = new TextField();
             addChild(output);
             output.x = 10;
             output.y = 35;
             output.width = 250;
             output.height = 250;
             output.multiline = true;
             output.wordWrap = true;
             output.border = true;
             output.background = true;

             // Save button
             saveBtn = new Sprite();
             addChild(saveBtn);
             saveBtn.x = 190;
             saveBtn.y = 10;
             saveBtn.useHandCursor = true;
             saveBtn.graphics.lineStyle(1);
             saveBtn.graphics.beginFill(0xcccccc);
             saveBtn.graphics.drawRoundRect(0, 0, 30, 20, 5, 5);
             var saveLbl:TextField = new TextField();
             saveBtn.addChild(saveLbl);
             saveLbl.text = "Save";
             saveLbl.selectable = false;

             // Clear button
             clearBtn = new Sprite();
             addChild(clearBtn);
             clearBtn.x = 230;
             clearBtn.y = 10;
             clearBtn.useHandCursor = true;
             clearBtn.graphics.lineStyle(1);
             clearBtn.graphics.beginFill(0xcccccc);
             clearBtn.graphics.drawRoundRect(0, 0, 30, 20, 5, 5);
             var clearLbl:TextField = new TextField();
             clearBtn.addChild(clearLbl);
             clearLbl.text = "Clear";
             clearLbl.selectable = false;
         }
     }
 }