Computer Science for IGCSE & O level - Algorithm Design And Problem Solving (Section 6 - No. 49)
Which of the following is an example of a format check?
Ensuring an email address contains an '@' symbol.
Making sure a field has an entry.
Confirming the data is a number.
Checking that a number is within a specific range.
Explicação
An email address format requires the '@' symbol.