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QJsonArray

Struct QJsonArray 

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pub struct QJsonArray { /* private fields */ }
Expand description

The QJsonArray class encapsulates a JSON array.

Qt Documentation: QJsonArray

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impl QJsonArray

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pub fn append(&mut self, value: &QJsonValue)

Inserts value at the end of the array.

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impl QJsonArray

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pub fn len(&self) -> isize

Returns the number of elements in the array.

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pub fn is_empty(&self) -> bool

Returns true if the array is empty.

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pub fn at(&self, i: isize) -> QJsonValue

Returns the element at position i. The returned QJsonValue is Undefined, if i is out of bounds.

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pub fn iter(&self) -> Iter<'_>

Returns an iterator over the elements of the array.

Trait Implementations§

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impl Clone for QJsonArray

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

fn clone_from(&mut self, source: &Self)

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

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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 Default for QJsonArray

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Drop for QJsonArray

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fn drop(&mut self)

Executes the destructor for this type. Read more
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fn pin_drop(self: Pin<&mut Self>)

🔬This is a nightly-only experimental API. (pin_ergonomics)
Execute the destructor for this type, but different to Drop::drop, it requires self to be pinned. Read more
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impl ExternType for QJsonArray

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type Id = (Q, J, s, o, n, A, r, r, a, y)

A type-level representation of the type’s C++ namespace and type name. Read more
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type Kind = Trivial

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impl From<&QJsonArray> for QJsonValue

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fn from(value: &QJsonArray) -> Self

Converts to this type from the input type.
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impl<'a> IntoIterator for &'a QJsonArray

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type Item = QJsonValue

The type of the elements being iterated over.
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type IntoIter = Iter<'a>

Which kind of iterator are we turning this into?
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fn into_iter(self) -> Self::IntoIter

Creates an iterator from a value. Read more
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impl PartialEq for QJsonArray

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl QVariantValue for QJsonArray

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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, 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> 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, 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.