How to set caching data in JS

Now it wants some practical frequent basis data cached on the client , please heroes exhibitions ah
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added: json format used on the line .
example

  <script type="text/javascript" language="javascript">
   var languages = {
      cn:{
      lang:'ch',
      name:"中文"
   },
   en:{
      lang:"英文",
      name:"en"
   }
   };
   document.write(languages.cn.name);
  </script>

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js variable exists on the line

more data storage array

want to have saved json array format

actually finally a variable of an object and the background cache a java meaning
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used jquery easyui do ?
more practical you this question , never used can look at

background Controllr in :

Front js Lane :



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previous direct deposit a cookie so good
Now it can exist localstorage or localsession inside
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master where ah , Online . . . . . .
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own package a js object on the line ah !
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exist client do ?
can put hidden controls on the page , in the control store variable values.
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json array ,
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new array
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code uploaded backwards, brokered see, to convey a general meaning ! ! ! Oh
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data sets cached in JS cookies?
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to serialize the data to json format
then stored in hidden controls to the page
call to take the value of hidden controls
this problem it
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