WebUploader点击上传文件选择框会延迟几秒才会显示

 

1 accept: {
2     title: 'Images',
3     extensions: 'jpg,jpeg,png',
4     mimeTypes: 'image/*'
5 }

改为

1 accept: {
2     title: 'Images',
3     extensions: 'jpg,jpeg,png',
4     mimeTypes: 'image/jpg,image/jpeg,image/png' //修改这行
5 }