firebase::Variant

#include <variant.h>

Variant data type used by Firebase libraries.

Summary

Constructors and Destructors
`Variant()` Construct a null Variant.
`Variant(int64_t value)` Construct a Variant containing the given 64-bit integer.
`Variant(int value)` Construct a Variant containing the given integer.
`Variant(double value)` Construct a Variant containing the given double-precision floating point value.
`Variant(float value)` Construct a Variant containing the given single-precision floating point value.
`Variant(bool value)` Construct a Variant containing the given boolean value.
`Variant(const char *value)` Construct a Variant with the given static const string (no copy).
`Variant(char *value)` Construct a Variant containing the given string value (makes a copy).
`Variant(const std::string & value)` Construct a Variant containing the given string value (makes a copy).
`Variant(const std::vector< Variant > & value)` Construct a Variant containing the given std::vector of Variant.
`Variant(const std::vector< T > & value)` Construct a Variant containing the given std::vector of something that can be constructed into a Variant.
`Variant(const T array_of_values[], size_t array_size)` Construct a Variant from an array of supported types into a Vector.
`Variant(const std::map< Variant, Variant > & value)` Construct a Variatn containing the given std::map of Variant to Variant.
`Variant(const std::map< K, V > & value)` Construct a Variant containing the given std::map of something that can be constructed into a Variant, to something that can be constructed into a Variant.
`Variant(const Variant & other)` Copy constructor.
`Variant(Variant && other)` Move constructor.
`~Variant()` Destructor. Frees the memory that this Variant owns.

Public types
`Type{ kTypeNull, kTypeInt64, kTypeDouble, kTypeBool, kTypeStaticString, kTypeMutableString, kTypeVector, kTypeMap, kTypeStaticBlob, kTypeMutableBlob }`	enum Type of data that this variant object contains.

Public functions
`AsBool() const`	`Variant` Get the current Variant converted into a boolean.
`AsDouble() const`	`Variant` Get the current Variant converted into a floating-point number.
`AsInt64() const`	`Variant` Get the current Variant converted into an integer.
`AsString() const`	`Variant` Get the current Variant converted into a string.
`AssignMap(std::map< Variant, Variant > **map)`	`void` Assigns an existing map which was allocated on the heap into the Variant without performing a copy.
`AssignMutableString(std::string **str)`	`void` Assigns an existing string which was allocated on the heap into the Variant without performing a copy.
`AssignVector(std::vector< Variant > **vect)`	`void` Assigns an existing vector which was allocated on the heap into the Variant without performing a copy.
`Clear(Type new_type)`	`void` Clear the given Variant data, optionally into a new type.
`blob_data() const`	`const uint8_t *` Get the pointer to the binary data contained in a blob.
`blob_size() const`	`size_t` Get the size of a blob.
`bool_value() const`	`const bool &` Const accessor for a Variant containing a bool.
`double_value() const`	`double` Const accessor for a Variant containing a double.
`int64_value() const`	`int64_t` Const accessor for a Variant containing an integer.
`is_blob() const`	`bool` Get whether this Variant contains a blob.
`is_bool() const`	`bool` Get whether this Variant contains a bool.
`is_container_type() const`	`bool` Get whether this Variant contains a container type: Vector or Map.
`is_double() const`	`bool` Get whether this Variant contains a double.
`is_fundamental_type() const`	`bool` Get whether this Variant contains a fundamental type: Null, Int64, Double, Bool, or one of the two String types.
`is_int64() const`	`bool` Get whether this Variant contains an integer.
`is_map() const`	`bool` Get whether this Variant contains a map.
`is_mutable_blob() const`	`bool` Get whether this Variant contains a mutable blob.
`is_mutable_string() const`	`bool` Get whether this Variant contains a mutable string.
`is_null() const`	`bool` Get whether this Variant is currently null.
`is_numeric() const`	`bool` Get whether this Variant contains a numeric type, Int64 or Double.
`is_static_blob() const`	`bool` Get whether this Variant contains a static blob.
`is_static_string() const`	`bool` Get whether this Variant contains a static string.
`is_string() const`	`bool` Get whether this Variant contains a string.
`is_vector() const`	`bool` Get whether this Variant contains a vector.
`map()`	`std::map< Variant, Variant > &` Mutable accessor for a Variant containing a map of Variant data.
`map() const`	`const std::map< Variant, Variant > &` Const accessor for a Variant containing a map of strings to

firebase::Variant

Summary

Constructors and Destructors

Public types

Public functions