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DataView

Struct DataView 

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pub struct DataView { /* private fields */ }

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impl DataView

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pub fn new( buffer: &ArrayBuffer, byteOffset: usize, byteLength: usize, ) -> DataView

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impl DataView

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pub fn new_with_shared_array_buffer( buffer: &SharedArrayBuffer, byteOffset: usize, byteLength: usize, ) -> DataView

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impl DataView

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pub fn buffer(&self) -> ArrayBuffer

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impl DataView

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pub fn byte_length(&self) -> usize

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impl DataView

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pub fn byte_offset(&self) -> usize

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impl DataView

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pub fn get_int8(&self, byte_offset: usize) -> i8

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impl DataView

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pub fn get_uint8(&self, byte_offset: usize) -> u8

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impl DataView

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pub fn get_int16(&self, byte_offset: usize) -> i16

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impl DataView

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pub fn get_int16_endian(&self, byte_offset: usize, little_endian: bool) -> i16

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impl DataView

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pub fn get_uint16(&self, byte_offset: usize) -> u16

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impl DataView

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pub fn get_uint16_endian(&self, byte_offset: usize, little_endian: bool) -> u16

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impl DataView

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pub fn get_int32(&self, byte_offset: usize) -> i32

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impl DataView

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pub fn get_int32_endian(&self, byte_offset: usize, little_endian: bool) -> i32

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impl DataView

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pub fn get_uint32(&self, byte_offset: usize) -> u32

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impl DataView

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pub fn get_uint32_endian(&self, byte_offset: usize, little_endian: bool) -> u32

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impl DataView

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pub fn get_float32(&self, byte_offset: usize) -> f32

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impl DataView

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pub fn get_float32_endian(&self, byte_offset: usize, little_endian: bool) -> f32

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impl DataView

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pub fn get_float16_as_f32(&self, byte_offset: usize) -> f32

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impl DataView

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pub fn get_float16_endian_as_f32( &self, byte_offset: usize, little_endian: bool, ) -> f32

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impl DataView

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pub fn get_float64(&self, byte_offset: usize) -> f64

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impl DataView

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pub fn get_float64_endian(&self, byte_offset: usize, little_endian: bool) -> f64

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impl DataView

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pub fn set_int8(&self, byte_offset: usize, value: i8)

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impl DataView

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pub fn set_uint8(&self, byte_offset: usize, value: u8)

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impl DataView

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pub fn set_int16(&self, byte_offset: usize, value: i16)

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impl DataView

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pub fn set_int16_endian( &self, byte_offset: usize, value: i16, little_endian: bool, )

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impl DataView

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pub fn set_uint16(&self, byte_offset: usize, value: u16)

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impl DataView

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pub fn set_uint16_endian( &self, byte_offset: usize, value: u16, little_endian: bool, )

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impl DataView

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pub fn set_int32(&self, byte_offset: usize, value: i32)

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impl DataView

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pub fn set_int32_endian( &self, byte_offset: usize, value: i32, little_endian: bool, )

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impl DataView

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pub fn set_uint32(&self, byte_offset: usize, value: u32)

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impl DataView

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pub fn set_uint32_endian( &self, byte_offset: usize, value: u32, little_endian: bool, )

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impl DataView

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pub fn set_float32(&self, byte_offset: usize, value: f32)

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impl DataView

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pub fn set_float32_endian( &self, byte_offset: usize, value: f32, little_endian: bool, )

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impl DataView

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pub fn set_float16_from_f32(&self, byte_offset: usize, value: f32)

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impl DataView

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pub fn set_float16_endian_from_f32( &self, byte_offset: usize, value: f32, little_endian: bool, )

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impl DataView

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pub fn set_float64(&self, byte_offset: usize, value: f64)

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impl DataView

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pub fn set_float64_endian( &self, byte_offset: usize, value: f64, little_endian: bool, )

Methods from Deref<Target = Object>§

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pub fn constructor(&self) -> Function

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pub fn has_own_property(&self, property: &JsValue) -> bool

👎Deprecated:

Use Object::hasOwn instead.

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pub fn is_prototype_of(&self, value: &JsValue) -> bool

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pub fn property_is_enumerable(&self, property: &JsValue) -> bool

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pub fn to_locale_string(&self) -> JsString

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pub fn to_string(&self) -> JsString

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pub fn to_js_string(&self) -> JsString

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pub fn value_of(&self) -> Object

Methods from Deref<Target = JsValue>§

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pub const NULL: JsValue

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pub const UNDEFINED: JsValue

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pub const TRUE: JsValue

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pub const FALSE: JsValue

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pub fn unchecked_into_f64(&self) -> f64

Returns the value as f64 without type checking. Used by serde-wasm-bindgen for numeric conversions.

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pub fn has_type<T>(&self) -> bool
where T: JsCast,

Check if this value is an instance of a specific JS type.

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pub fn checked_div(&self, rhs: &JsValue) -> JsValue

Checked division.

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pub fn pow(&self, rhs: &JsValue) -> JsValue

Power operation.

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pub fn bit_and(&self, rhs: &JsValue) -> JsValue

Bitwise AND.

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pub fn bit_or(&self, rhs: &JsValue) -> JsValue

Bitwise OR.

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pub fn bit_xor(&self, rhs: &JsValue) -> JsValue

Bitwise XOR.

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pub fn bit_not(&self) -> JsValue

Bitwise NOT.

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pub fn shl(&self, rhs: &JsValue) -> JsValue

Left shift.

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pub fn shr(&self, rhs: &JsValue) -> JsValue

Signed right shift.

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pub fn unsigned_shr(&self, rhs: &JsValue) -> u32

Unsigned right shift.

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pub fn add(&self, rhs: &JsValue) -> JsValue

Add.

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pub fn sub(&self, rhs: &JsValue) -> JsValue

Subtract.

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pub fn mul(&self, rhs: &JsValue) -> JsValue

Multiply.

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pub fn div(&self, rhs: &JsValue) -> JsValue

Divide.

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pub fn rem(&self, rhs: &JsValue) -> JsValue

Remainder.

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pub fn neg(&self) -> JsValue

Negate.

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pub fn lt(&self, other: &JsValue) -> bool

Less than comparison.

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pub fn le(&self, other: &JsValue) -> bool

Less than or equal comparison.

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pub fn gt(&self, other: &JsValue) -> bool

Greater than comparison.

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pub fn ge(&self, other: &JsValue) -> bool

Greater than or equal comparison.

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pub fn loose_eq(&self, other: &JsValue) -> bool

Loose equality (==).

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pub fn is_falsy(&self) -> bool

Check if this value is a falsy value in JavaScript.

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pub fn is_truthy(&self) -> bool

Check if this value is a truthy value in JavaScript.

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pub fn is_object(&self) -> bool

Check if this value is an object.

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pub fn is_function(&self) -> bool

Check if this value is a function.

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pub fn is_string(&self) -> bool

Check if this value is a string.

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pub fn is_symbol(&self) -> bool

Check if this value is a symbol.

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pub fn is_bigint(&self) -> bool

Check if this value is a bigint.

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pub fn is_array(&self) -> bool

Check if this value is an Array.

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pub fn is_undefined(&self) -> bool

Check if this value is undefined.

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pub fn is_null(&self) -> bool

Check if this value is null.

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pub fn is_null_or_undefined(&self) -> bool

Check if this value is null or undefined.

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pub fn js_typeof(&self) -> JsValue

Get the typeof this value as a string.

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pub fn js_in(&self, obj: &JsValue) -> bool

Check if this value has a property with the given name.

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pub fn as_bool(&self) -> Option<bool>

Get the value as a bool.

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pub fn as_f64(&self) -> Option<f64>

Get the value as an f64.

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pub fn as_string(&self) -> Option<String>

Get the value as a string.

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pub fn as_debug_string(&self) -> String

Get a debug string representation of the value.

Trait Implementations§

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impl AsRef<DataView> for DataView

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fn as_ref(&self) -> &DataView

Converts this type into a shared reference of the (usually inferred) input type.
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impl AsRef<JsValue> for DataView

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fn as_ref(&self) -> &JsValue

Converts this type into a shared reference of the (usually inferred) input type.
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impl AsRef<Object> for DataView

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fn as_ref(&self) -> &Object

Converts this type into a shared reference of the (usually inferred) input type.
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impl BatchableResult for DataView

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fn try_placeholder(batch: &mut Runtime<'_>) -> Option<Self>

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impl BinaryDecode for DataView

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fn decode(decoder: &mut DecodedData<'_>) -> Result<Self, DecodeError>

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impl BinaryEncode for DataView

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fn encode(self, encoder: &mut EncodedData)

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impl Clone for DataView

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fn clone(&self) -> DataView

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for DataView

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Deref for DataView

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type Target = Object

The resulting type after dereferencing.
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fn deref(&self) -> &Object

Dereferences the value.
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impl EncodeTypeDef for DataView

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fn encode_type_def(type_def: &mut TypeDef)

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impl Eq for DataView

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impl ErasableGeneric for DataView

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impl From<DataView> for JsValue

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fn from(val: DataView) -> Self

Converts to this type from the input type.
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impl From<DataView> for Object

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fn from(val: DataView) -> Object

Converts to this type from the input type.
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impl From<JsValue> for DataView

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fn from(val: JsValue) -> Self

Converts to this type from the input type.
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impl IntoJsGeneric for DataView

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impl JsCast for DataView

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fn instanceof(__val: &JsValue) -> bool

Check if a JsValue is an instance of this type. Read more
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fn unchecked_from_js(val: JsValue) -> Self

Unchecked cast from JsValue to this type. Read more
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fn unchecked_from_js_ref(val: &JsValue) -> &Self

Unchecked cast from a JsValue reference to a reference of this type. Read more
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fn is_type_of(val: &JsValue) -> bool

Performs a dynamic type check to see whether the JsValue provided is a value of this type. Read more
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fn has_type<T>(&self) -> bool
where T: JsCast,

Test whether this JS value has a type T. Read more
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fn dyn_into<T>(self) -> Result<T, Self>
where T: JsCast,

Try to cast this value to type T. Read more
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fn dyn_ref<T>(&self) -> Option<&T>
where T: JsCast,

Try to get a reference to type T from this value. Read more
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fn is_instance_of<T>(&self) -> bool
where T: JsCast,

Test whether this JS value is an instance of the type T. Read more
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fn unchecked_into<T>(self) -> T
where T: JsCast,

Unchecked cast to another type.
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fn unchecked_ref<T>(&self) -> &T
where T: JsCast,

Unchecked cast to a reference of another type.
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impl JsRefEncode for DataView

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fn js_ref(&self) -> JsRef

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impl PartialEq for DataView

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fn eq(&self, other: &DataView) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Promising for DataView

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impl StructuralPartialEq for DataView

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impl TypedArray for DataView

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impl UpcastFrom<DataView> for JsValue

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impl UpcastFrom<DataView> for JsOption<JsValue>

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impl UpcastFrom<DataView> for DataView

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impl UpcastFrom<DataView> for JsOption<DataView>

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impl UpcastFrom<DataView> for Object

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impl UpcastFrom<DataView> for JsOption<Object>

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> FromJsFuture for T
where T: TryFromJsValue,

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impl<T> FromWasmAbi for T
where T: JsGeneric,

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unsafe fn from_abi(js: u32) -> Self
where Self: Sized + FromAbiId,

Recreate a JS-reference-like value from a heap id. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoWasmAbi for T
where T: JsGeneric,

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fn into_abi(self) -> u32
where Self: Sized + IntoAbiId,

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impl<T> JsGeneric for T

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impl<T> OptionFromWasmAbi for T
where T: FromWasmAbi,

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impl<T> OptionIntoWasmAbi for T
where T: IntoWasmAbi,

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impl<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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impl<T> RefFromWasmAbi for T
where T: ?Sized,

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unsafe fn ref_from_abi(js: u32) -> AbiRef<Self>
where Self: Sized + FromAbiId,

Recreate a non-dropping reference anchor from a heap id. Read more
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impl<T> ReturnAsync for T

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impl<T> ReturnSync for T
where T: IntoWasmAbi,

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fn return_abi(self, encoder: &mut EncodedData)

Encode self as the function’s return payload.
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T> TryFromJsValue for T
where T: JsCast,

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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<S, T> Upcast<T> for S
where T: UpcastFrom<S> + ?Sized, S: ?Sized,

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fn upcast(&self) -> &T
where Self: ErasableGeneric, T: Sized + ErasableGeneric<Repr = Self::Repr>,

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fn upcast_into(self) -> T
where Self: Sized + ErasableGeneric, T: Sized + ErasableGeneric<Repr = Self::Repr>,

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impl<T> WasmAbi for T
where T: ?Sized,