JsonObjectget_double_member_with_default

double
json_object_get_double_member_with_default (
  JsonObject* object,
  const char* member_name,
  double default_value
)

Convenience function that retrieves the floating point value stored in member_name of object.

If member_name does not exist, does not contain a scalar value, or contains null, then default_value is returned instead.

Available since:

1.6

`member_name`	`const char*`
	The name of the `object` member.
	The data is owned by the caller of the function.
	The string is a NUL terminated UTF-8 string.
`default_value`	`double`
	The value to return if `member_name` is not valid.

Returns:	`double`
	The floating point value of the object’s member, or the given default.