怎樣取得json中的每一項(xiàng)鍵對(duì)應(yīng)的值？如"Americia","England","Canada"對(duì)應(yīng)的值內(nèi)容。json文件內(nèi)容如下，json文件的文件名為data.jso。。已經(jīng)通過(guò)ajax獲取到j(luò)son，但是不知道怎樣動(dòng)態(tài)獲取{"Americia":[{"id":"1","imgsrc":"./img/reload1.jpg","classify":"家庭教育A","title":"父母該如何做好家庭教育？","pubdate":"2017/10/9","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=l05075dk2s4&tiny=0&auto=0"},{"id":"2","imgsrc":"./img/reload2.jpg","classify":"家庭教育","title":"父母該如何做好家庭教育？","pubdate":"2017/10/10","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=u05083r9wb5&tiny=0&auto=0"},{"id":"3","imgsrc":"./img/reload3.jpg","classify":"家庭教育","title":"父母該如何做好家庭教育？","pubdate":"2017/10/11","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=h0510tixs8h&tiny=0&auto=0"}],"England":[{"id":"1","imgsrc":"./img/reload1.jpg","classify":"家庭教育B","title":"父母該如何做好家庭教育？","pubdate":"2017/10/9","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=l05075dk2s4&tiny=0&auto=0"},{"id":"2","imgsrc":"./img/reload2.jpg","classify":"家庭教育","title":"父母該如何做好家庭教育？","pubdate":"2017/10/10","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=u05083r9wb5&tiny=0&auto=0"},{"id":"3","imgsrc":"./img/reload3.jpg","classify":"家庭教育","title":"父母該如何做好家庭教育？","pubdate":"2017/10/11","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=h0510tixs8h&tiny=0&auto=0"}],"Canada":[{"id":"1","imgsrc":"./img/reload1.jpg","classify":"家庭教育B","title":"父母該如何做好家庭教育？","pubdate":"2017/10/9","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=l05075dk2s4&tiny=0&auto=0"},{"id":"2","imgsrc":"./img/reload2.jpg","classify":"家庭教育","title":"父母該如何做好家庭教育？","pubdate":"2017/10/10","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=u05083r9wb5&tiny=0&auto=0"},{"id":"3","imgsrc":"./img/reload3.jpg","classify":"家庭教育","title":"父母該如何做好家庭教育？","pubdate":"2017/10/11","intro":"好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天額問(wèn)題挖了阿特瓦萊塔哇額了特了他問(wèn)題好的教育，因給I暗示地老天荒問(wèn)題仍未特拉沃塔了三天","name":"劉雅春","position":"新東方前途出國(guó)留學(xué)家庭預(yù)備營(yíng)負(fù)責(zé)人","urlpc":"http://v.qq.com/iframe/player.html?vid=h0510tixs8h&tiny=0&auto=0"}]}看到各位回答內(nèi)容都是確定了key值的，看來(lái)我是沒(méi)有吧問(wèn)題描述清楚，我這里的key值是根據(jù)html中和點(diǎn)擊來(lái)確定要使用json中的哪一個(gè)value的。HTML代碼如下：美國(guó)英國(guó)加拿大澳大利亞新西蘭歐洲亞洲然后通過(guò)點(diǎn)擊li標(biāo)簽，JS獲取json中的數(shù)據(jù)，顯示該國(guó)家對(duì)應(yīng)內(nèi)容，所以JSON中的KEY是需要根據(jù)哪個(gè)li標(biāo)簽被點(diǎn)擊來(lái)確定的，請(qǐng)問(wèn)這里的key值應(yīng)該如何獲取才可以正常顯示對(duì)應(yīng)的內(nèi)容？