SYNOPSIS
double bson_iter_as_double (const bson_iter_t *iter);
PARAMETERS
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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
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BSON_TYPE_BOOL
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BSON_TYPE_DOUBLE
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BSON_TYPE_INT32
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BSON_TYPE_INT64
Any other value will return 0.
RETURNS
The value type casted to double.
AUTHOR
MongoDB, Inc
COPYRIGHT
2009-present, MongoDB, Inc.