Data linkage method and system

The invention discloses a data linkage method and system, wherein the method comprises the steps of obtaining the attribute data of at least one form element associated with a to-be-linked object in awebpage, wherein the attribute data of the at least one form element comprises the numerical value of the at least one form element; based on the numerical value of the at least one form element, calculating to obtain an updated value of the to-be-linked object; and updating the to-be-linked object in real time according to the updating value. 一种数据联动方法和系统，其中数据联动方法包括：获取网页页面中与待联动对象相关联的至少一个表单元素的属性数据，所述至少一个表单元素的属性数据包括所述至少一个表单元素的数值；基于所述至少一个表单元素的数值，计算得到待联动对象的更新值；以及根据所述更新值，实时更新所述待联动对象。