18 lines
383 B
Plaintext
18 lines
383 B
Plaintext
:sig
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f64 DValue::to_f64(f64 default_value = 0) const
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:params
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f64 : fallback returned when conversion is not possible
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return value : converted value or the fallback
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:see
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0_DValue
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2_DValue_get_by_path
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:content
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Converts strings, f64, bool, pointer, and single-value maps to a finite double. Invalid or empty strings return the default.
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```cpp
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f64 price = row["price"].to_f64();
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```
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