将对象object转换为FormData格式

 

// 将对象object转换为FormData格式
    convertObejct2FormData(object) {
        const formData = new FormData();
        Object.keys(object).forEach(key => {
            const value = object[key];
            Array.isArray(value) ? value.forEach((v, i) => formData.append(`${key}[${i}]`, v)) : formData.append(key, object[key]);
        });
        return formData;
    },