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The StrPhone Variable Should Contain Only Numbers and No Dashes

question 47

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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?


Definitions:

Lactams

Cyclic amides formed from the reaction between an amino group and a carboxylic acid group within the same molecule.

IUPAC Name

The systematic method of naming chemical compounds as recommended by the International Union of Pure and Applied Chemistry (IUPAC).

Compound

A distinct chemical substance resulting from the combination of multiple elements into a molecule, exemplified by its specific chemical formula and molecular structure.

Cyclic Esters

Organic compounds characterized by a ring structure containing an ester linkage, also known by the term "lactones."

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