不服气小姐

字符串var array = new FormData();array.append(“name”,张三)数组new FormData传递参数为数组时，form：{leaf_system_pat：[]}param.append(‘leaf_system_pat’,this.form.leaf_system_pat);leaf_system_pat为数组，会变为[object,object ]使用JSON.stringify转化一下即可：param.append(‘leaf_system_pa