How to change pop-up massage for required text input box?

Question

The tutorial showcase that when the required text box was left blank, a massage will pop up saying "please fill out this blank'. Is there a way to change what text will be display in the pop-up massage ?

Answer 1

Johnny Jiang
your answer is here https://stackoverflow.com/questions/19122886/how-can-i-create-a-custom-message-when-an-html5-required-input-pattern-does-not/30739846

https://stackoverflow.com/questions/5272433/html5-form-required-attribute-set-custom-validation-message

Answer 2

https://code.sololearn.com/WTT9ix9tGR35/?ref=app