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• 版槽子

  2018-12-16 12:11:15

  var Custom_localStorage={
  	//添加缓存时间：7天	
  	set:function(key,value,days){	
  	    var item={			
  	        data:value,			
  	        endTime:new Date().getTime()+days*24*3600*1000		
  	    }		
  	    localStorage.setItem(key,JSON.stringify(item));	
  	},	
  	get:function(key){		
  	    var val=localStorage.getItem(key);		
  	    if(!val){			
  	        return null;		
  	    }		
  	    val=JSON.parse(val);		
  	    if(new Date().getTime()>val.endTime){		
  	    	val=null;			
  	    	localStorage.removeItem(key);		
  	    }		
  	    return val.data;	
  	},	
  	remove:function(key){		
  	    localStorage.removeItem(key);		
  	    return null;	
  	},	
  	removeAll:function(){		
  	    localStorage.clear();		
  	    return null;	
  	}
  };

  
  

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