var array = [["标题1","12:00","type"],["标题2","12:10","type"],["标题3","12:20","type"],["标题4","12:30","type"]];
document.write(array);
Array.prototype.format=function(){
if(!this.length) return null;
var i = 0,
len = this.length,
arr = [];
for(;i<len;i++){
arr.push({"标题":this[i][0],"time":this[i][1],"类别":this[i][2]});
}
return JSON.stringify(arr);
};
