方法一:
alert(result); result返回 {"rows":[{"countryId":"","id":"1","value":"A"},{"countryId":"","id":"2","value":"B"},{"countryId":"","id":"3","value":"C"},{"countryId":"","id":"4","value":"D"},{"countryId":"","id":"5","value":"S"},{"countryId":"","id":"6","value":"AA"}]}
方法二:
alert(result); result返回 [object Object]
