JQuery解析Json

var arr1 = [ "one", "two", "three", "four", "five" ];   
$.each(arr1, function(){   
    alert(this);   
});   
输出：one   two  three  four   five   
var arr2 = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]   
$.each(arr2, function(i, item){   
    alert(item[0]);   
});   
输出：1   4   7   
var obj = { one:1, two:2, three:3, four:4, five:5 };   
$.each(obj, function(key, val) {   
    alert(obj[key]);         
});   
输出：1   2  3  4  5

//json格式    
var param = [{'subJobClass':'com.sample.quartz.MyJob','subJobMethod':'hello','taskParam':[{'username':'张三'},{'age':'28'},{'tel':'15818821129'}]}];

//设置参数值
if(param.length>0){
        
            
  alert(param[0].subJobClass);
  alert(param[0].subJobMethod);
        
  var taskParam = param[0].taskParam ;
        
  //遍历任务参数数组
  jQuery.each(taskParam,function(i, item){
    
    //解析单个任务参数
    jQuery.each(item ,function(key){
      alert(key);//key
                    alert(item[key]);//value
                          
              });
        
  });
}