The code you posted check if there are the condition to return a "valid" result.
If don't it returs an invalid QVariant, in this way the caller may say if the result is valid.
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Re: Uses on Qvariant in the address book example
The code you posted check if there are the condition to return a "valid" result.
If don't it returs an invalid QVariant, in this way the caller may say if the result is valid.
A camel can go 14 days without drink,
I can't!!!
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