vue 提交form表单，含图片，element-ui

lzzxm 2021-08-03 原文

<el-form :model="form" ref="form" label-width="100px">
        <el-form-item label="地址" prop="url">
          <el-input v-model="form.url" placeholder="请输入地址"></el-input>
        </el-form-item>
        <el-form-item label="时长 " prop="time">
          <el-input type="number" placeholder="请输入时长" v-model="form.time" @keyup.native="handleClick"></el-input>
        </el-form-item>

        <el-form-item width="200" align="center" label="选择文件" prop="path">
          <input type="file" class="face" accept="image/*" @change="getFile($event)" ref="inputer">
        </el-form-item>
        <el-form-item label="备注" prop="remarks">
          <el-input placeholder="请输入备注" v-model="form.remarks"></el-input>
        </el-form-item>
        <el-form-item>
            <el-button type="primary" @click="onSubmit($event)">提交</el-button>
        </el-form-item>
      </el-form>

getFile(event) {
        this.form.multipartFile = event.target.files[0];
        if(formData.get(\'multipartFile\')){//重新选择图片
            formData.delete(\'multipartFile\');
        }
        formData.append("multipartFile", event.target.files[0]);
        
    },

onSubmit(event) {
        this.$refs[\'form\'].validate((valid) => {
            if (valid) {
                event.preventDefault();
                let Authorization = getToken();
                formData.delete(\'pkId\');//防止二次修改表单后重复添加
                formData.delete(\'time\');//防止二次修改表单后重复添加
                formData.delete(\'remarks\');//防止二次修改表单后重复添加
                formData.delete(\'url\');//防止二次修改表单后重复添加
                formData.delete(\'fileName\');//防止二次修改表单后重复添加
                formData.append("pkId", this.form.pkId);
                formData.append("time", this.form.time);
                formData.append("remarks", this.form.remarks);
                formData.append("url", this.form.url);
                formData.append("fileName", \'advertisement\');
                axios({
                    method: \'post\', 
                    url:\'/api/*****\', 
                    data:formData,
                    headers: {\'Authorization\': Authorization,\'Content-Type\':\'multipart/form-data\'}
                }).then(({data})=>{
                    if(data.code===0){
                        this.$message({
                            showClose: true,
                            message: "成功",
                            type: "success"
                        });
                    }else{
                        this.$notify({
                            title: "失败",
                            message: "修改失败",
                            type: "danger",
                            duration: 2000
                        });
                    }
                }).catch(function (error) {
                    console.log(error);
                });
            } else {
                console.log(\'error submit!!\');
                return false;
            }
        });
        
    },