What are the file upload extensions supported by WTForms?
WTForms supports various file upload extensions, including .jpg, .png, .gif, .pdf, and .txt. You can customize this list.
How can I restrict the file types in my WTForms file upload?
You can restrict file types by using the FileField
and specifying the validators
parameter with FileAllowed
to limit uploads.
Can I allow multiple file uploads in WTForms?
Yes, you can allow multiple file uploads by using the MultipleFileField
instead of FileField
.
What happens if a user tries to upload an unsupported file type?
If an unsupported file type is uploaded, WTForms will raise a validation error, and you can display a message to the user.
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