Multiple Choice
For any fields that require numeric values, you can use JavaScript's built-in ____ function to determine whether a user actually entered a number.
A) submit()
B) reset()
C) validate()
D) isNaN()
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q17: Assistive functions perform a type of validation.
Q18: Validation errors found by modern browsers are
Q19: Which attribute enhances usability in modern browsers?<br>A)
Q20: You create an empty document fragment using
Q21: Describe how you can use JavaScript to
Q23: Which type value for the input element
Q24: _ is the process of checking that
Q25: Which attribute toggles off validation of a
Q26: To send the values entered in a
Q27: In general, modern browsers display validation feedback