Representing Phone Numbers: String vs. Numeric Types
When storing a mobile number in your application, consider whether an integer class would suffice or if a string is more appropriate.
Integer Storage
If you attempt to store phone numbers as integers, doubles, or longs, you may encounter unexpected results. Leading zeros can be lost, and calculations may yield inaccurate values.
String Storage
Using a String to represent phone numbers is generally the preferred approach. Strings allow you to:
Numeric Storage Considerations
If using a numeric type is essential, consider:
However, strings remain the more versatile and recommended option for phone number storage, especially considering their ability to preserve formatting and facilitate readability.
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