Entry sequence to specify the form objects into json

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 //工具方法（将指定表单的输入项序列化为json对象
    $.fn.serializeJson=function(){
        var serializeObj={};
        var array=this.serializeArray();
        $(array).each(function(){
            if(serializeObj[this.name]){
                if($.isArray(serializeObj[this.name])){
                    serializeObj[this.name].push($.trim(this.value));
                }else{
                    serializeObj[this.name]=[serializeObj[this.name],$.trim(this.value)];
                }
            }else{
                serializeObj[this.name]=$.trim(this.value);
            }
        });
        return serializeObj;
    };

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