The Interface Provides a Text Box for the User to Enter

Question 53

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The interface provides a text box for the user to enter the number of shirts being laundered.You want to make sure a string typed in by the user can be converted to a number to be used in the calculation for the total.Which of the following statements is valid? The interface provides a text box for the user to enter the number of shirts being laundered.You want to make sure a string typed in by the user can be converted to a number to be used in the calculation for the total.Which of the following statements is valid?

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