let formData = new FormData(),
let list = [{'name':"csdn"},{'age',18}]
params = {
userId: "111111111",
userInfo:list ,
userName: "csdn",
};
this._.forIn(params, (value, key) => {
if (value) {
formData.append(key, value);
}
});
// 如果这么传值后端会报错 userInfo传的值为[object object]
// 正确方法:对象的类型转换成字符串类型
```````````
userInfo:JSON.stringify(list) ,
```````````
js中将参数转换成formdata传到后端
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转载自blog.csdn.net/vigorZ/article/details/105715462
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