core::starknet::storage::vec::VecTrait

pub trait VecTrait

fn get(self: T, index: u64) -> OptionElementType>>

use starknet::storage::{Vec, VecTrait, StoragePointerReadAccess};

#[storage]
struct Storage {
    numbers: Vec,
}

fn maybe_number(self: @ContractState, index: u64) -> Option {
    self.numbers.get(index).map(|ptr| ptr.read())
}

use starknet::storage::{Vec, VecTrait, StoragePointerReadAccess};

#[storage]
struct Storage {
    numbers: Vec,
}

fn get_number(self: @ContractState, index: u64) -> u256 {
    self.numbers.at(index).read()
}

fn at(self: T, index: u64) -> StoragePathElementType>

fn len(self: T) -> u64

use starknet::storage::{Vec, VecTrait};

#[storage]
struct Storage {
    numbers: Vec,
}

fn is_empty(self: @ContractState) -> bool {
    self.numbers.len() == 0
}

type ElementType;