// :auto-upload="false" 是否自动上传, 默认true <el-upload v-model:file-list="fileList[editableTabsValue]" drag :action="uploadFileUrl" :headers="headers" multiple :before-upload="handleBeforUpload" :on-preview="handlePreview" :on-remove="handleRemove" :before-remove="beforeRemove" :limit="...
在Vue3中,onBeforeUpload方法是一个钩子函数,用于在文件上传之前进行自定义处理。你可以在这个方法中校验文件类型、大小等,或者执行其他需要在上传前完成的逻辑。如果返回false,则文件上传会被阻止;如果返回true或者一个Promise对象,文件会继续上传。 1. 解释onBeforeUpload方法在Vue3中的用途 onBeforeUpload方法主要用于...
<el-upload:before-update="handleBeforeUpdate" :http-request="uploadFile"> // 自定义上传组件样式 </el-upload> // 上传前的文件校验 function handleBeforeUpload(file: UploadRawFile) { const inType = /.(jpg|jpeg|png|JPG|PNG|JPEG)$/gi.test(file.name); if (!inType) { ElMessage.warning("...
const clearUploadImg = (file) => { formData.value.appLogo = ""; uploadBanner.value.clearFiles(); }; 2. 使用action上传 a. html部分(上传多个文件) <el-upload action="uploadUrl" list-type="picture-card" v-model:file-list="formData.fileList" :limit="9" accept="image/*" :before-upload...
基于vue3 element-plus 图片上传组件封装,兄弟姐妹们,将就看一下吧,上代码,ImageUpload.vue: <template><el-upload:limit="limit":action="uploadFileSignleUrl"list-type="picture-card"ref="imageUploadRef":multiple="limit > 1":before-upload="handleBeforeUpload":on-preview="handlePictureCardPreview":http...
:before-upload="beforeFileUpload"...> ...</el-upload> 读取粘贴板内容并传给el-upload ...const uploadRef = ref<InstanceType<typeof ElUpload>>()const handlePaste=(event)=>{ const files = event.clipboardData.files[0];if (!files) { console.info("请复制图片再粘贴！");return;} upload...
@img-upload 上传所需的最终图片 代码实现 页面 裁剪时弹窗显示 <!-- 上传 --> <el-upload class="uploader_cutsom" action="" :show-file-list="false" :accept="imgUpload.imgBmp" :http-request="updataImg" :before-upload="beforUpload"
:before-upload="beforeAvatarUpload"---上传之前执行的回调函数 一般用于限制上传图片的大小的格式 <template> <el-upload class="avatar-uploader" action="/api/upload" :show-file-list="false" :on-success="handleAvatarSuccess" :before-upload="beforeAvatarUpload" ...
function handleBeforeUpload(file: UploadRawFile) { if (file.size > 2 * 1048 * 1048) { ElMessage.warning('上传图片不能大于2M'); return false; } return true; } /** * 图片预览 */ const handlePreview: UploadProps['onPreview'] = uploadFile => { ...
:before-upload="beforeUpload" // 上传文件之前的钩子,参数为上传的文件 :before-remove="beforeRemove" // 删除文件之前的钩子,参数为上传的文件和文件列表 :limit="1" // 限制,每个上传按钮只能上传一个文件 :file-list="fileList[index]" // 文件组 ...