You are developing a customer web form that includes the following HTML input field.

<input id=-txtValue-/>

If a customer enters a value in the input field, then it must be a numeric value.

You need to add validation to the input field.

Which HTML should you use?

A.<input id=-txtValue- type–text- pattern=-/#- />

B.<input id=-txtValue- type=-number- />

C.<input id=-txtVa!ue- type=-integer- />

D.<input id=-txtValue- type=-text- required=-required-/>

Explanation:

HTML5 Input Types:

color

date

datetime

datetime-local

email

month

number

range

search

tel

time

url

week

Reference: HTML Input Types

http://www.w3schools.com/html/html5_form_input_types.asp