#[repr(i32)]pub enum DataType {
Numeric = 1,
Alpha = 2,
Byte = 4,
Eci = 7,
Kanji = 8,
}Expand description
QR-code data types
Variants§
Trait Implementations§
Source§impl FromPrimitive for DataType
impl FromPrimitive for DataType
Source§fn from_i64(n: i64) -> Option<Self>
fn from_i64(n: i64) -> Option<Self>
Converts an
i64 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_u64(n: u64) -> Option<Self>
fn from_u64(n: u64) -> Option<Self>
Converts an
u64 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_isize(n: isize) -> Option<Self>
fn from_isize(n: isize) -> Option<Self>
Converts an
isize to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_i8(n: i8) -> Option<Self>
fn from_i8(n: i8) -> Option<Self>
Converts an
i8 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_i16(n: i16) -> Option<Self>
fn from_i16(n: i16) -> Option<Self>
Converts an
i16 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_i32(n: i32) -> Option<Self>
fn from_i32(n: i32) -> Option<Self>
Converts an
i32 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_i128(n: i128) -> Option<Self>
fn from_i128(n: i128) -> Option<Self>
Converts an
i128 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned. Read moreSource§fn from_usize(n: usize) -> Option<Self>
fn from_usize(n: usize) -> Option<Self>
Converts a
usize to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_u8(n: u8) -> Option<Self>
fn from_u8(n: u8) -> Option<Self>
Converts an
u8 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_u16(n: u16) -> Option<Self>
fn from_u16(n: u16) -> Option<Self>
Converts an
u16 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_u32(n: u32) -> Option<Self>
fn from_u32(n: u32) -> Option<Self>
Converts an
u32 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned.Source§fn from_u128(n: u128) -> Option<Self>
fn from_u128(n: u128) -> Option<Self>
Converts an
u128 to return an optional value of this type. If the
value cannot be represented by this type, then None is returned. Read moreSource§impl ToPrimitive for DataType
impl ToPrimitive for DataType
Source§fn to_i64(&self) -> Option<i64>
fn to_i64(&self) -> Option<i64>
Converts the value of
self to an i64. If the value cannot be
represented by an i64, then None is returned.Source§fn to_u64(&self) -> Option<u64>
fn to_u64(&self) -> Option<u64>
Converts the value of
self to a u64. If the value cannot be
represented by a u64, then None is returned.Source§fn to_isize(&self) -> Option<isize>
fn to_isize(&self) -> Option<isize>
Converts the value of
self to an isize. If the value cannot be
represented by an isize, then None is returned.Source§fn to_i8(&self) -> Option<i8>
fn to_i8(&self) -> Option<i8>
Converts the value of
self to an i8. If the value cannot be
represented by an i8, then None is returned.Source§fn to_i16(&self) -> Option<i16>
fn to_i16(&self) -> Option<i16>
Converts the value of
self to an i16. If the value cannot be
represented by an i16, then None is returned.Source§fn to_i32(&self) -> Option<i32>
fn to_i32(&self) -> Option<i32>
Converts the value of
self to an i32. If the value cannot be
represented by an i32, then None is returned.Source§fn to_i128(&self) -> Option<i128>
fn to_i128(&self) -> Option<i128>
Converts the value of
self to an i128. If the value cannot be
represented by an i128 (i64 under the default implementation), then
None is returned. Read moreSource§fn to_usize(&self) -> Option<usize>
fn to_usize(&self) -> Option<usize>
Converts the value of
self to a usize. If the value cannot be
represented by a usize, then None is returned.Source§fn to_u8(&self) -> Option<u8>
fn to_u8(&self) -> Option<u8>
Converts the value of
self to a u8. If the value cannot be
represented by a u8, then None is returned.Source§fn to_u16(&self) -> Option<u16>
fn to_u16(&self) -> Option<u16>
Converts the value of
self to a u16. If the value cannot be
represented by a u16, then None is returned.Source§fn to_u32(&self) -> Option<u32>
fn to_u32(&self) -> Option<u32>
Converts the value of
self to a u32. If the value cannot be
represented by a u32, then None is returned.Source§fn to_u128(&self) -> Option<u128>
fn to_u128(&self) -> Option<u128>
Converts the value of
self to a u128. If the value cannot be
represented by a u128 (u64 under the default implementation), then
None is returned. Read moreimpl Copy for DataType
impl Eq for DataType
impl StructuralPartialEq for DataType
Auto Trait Implementations§
impl Freeze for DataType
impl RefUnwindSafe for DataType
impl Send for DataType
impl Sync for DataType
impl Unpin for DataType
impl UnwindSafe for DataType
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more