In the atributte required the text "please fill outfield" that appears is deafult or can you change it?

Question

In the code writen it does not explain that. Can someone pls help :)

Answer 1

You can use the oninvalid event to change the message. For example:
<form>
<input id="name" type="text" required="required"
oninvalid="this.setCustomValidity('Some custom text')" />
<input type="submit" name="submit" value="Submit" />
</form>

Answer 2

Interesting