bson_iter_as_double() — libbson 1.9.2

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- bson_iter_t

# bson_iter_as_double()

## Synopsis

    bool
    bson_iter_as_double (const bson_iter_t *iter);

## Parameters

- `iter`: A bson_iter_t.

## Description

Fetches the current field as if it were a double.

`bson_iter_as_double()` will cast the following types to double

- BSON_TYPE_BOOL
- BSON_TYPE_DOUBLE
- BSON_TYPE_INT32
- BSON_TYPE_INT64

Any other value will return 0.

## Returns

The value type casted to double.

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