The strphone variable should contain only numbers and no dashes an error message should display if there is a dash anywhere in the variable. which of the following statements determines whether the variable contains a dash in order to display the message?

Following are the code in the Java Programming Language.

if strPhone.Contains("-") = True then

Explanation:

In the following code, we check the condition through the if conditional statement is that if the variable "strPhone" contain dashes(-) by using the "Contains()" function is equal to True then it display the message and the variable "strPhone" contains the phone numbers. So, that's why the following If statement is correct.