jennharw

// File: contracts/introspection/IKIP13.sol

pragma solidity ^0.5.0;

/**
 * @dev Interface of the KIP-13 standard, as defined in the
 * [KIP-13](http://kips.klaytn.com/KIPs/kip-13-interface_query_standard).
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others.

jennharw

pragma solidity >=0.4.24 <0.5.6;

//Hello Klaytn
contract Count {
    //Storage variable count
    uint256 public count = 0;

    function getBlockNumber() public view returns(uint256){
        return block.number;
    } // get current node's block number

jennharw

pragma solidity >=0.4.24 <0.5.6;

//NFT 발행, Solidity 기초
contract Practice { //Practice 라는 이름의 contract

    //Storage variable
    uint256 private totalSupply = 10;
    string public name = "KlayLion";
    address public owner; //contract deployer
    mapping (uint256 => string) public tokenURIs; //map

jennharw

pragma solidity >=0.4.24 <0.5.6;


contract NFTSimple { //Simple NFG

    string public name = "KlayLion";
    string public symbol = "KL"; // 단위

    //mint 발행 (tokenId, uri, owner) 
    //transform 전송 (from, to , uri)

jennharw

pragma solidity >=0.4.24 <0.5.6;

//0.5.6
contract NFTSimple { //Simple NFG

    string public name = "KlayLion";
    string public symbol = "KL"; // 단위

    //mint 발행 (tokenId, uri, owner) 
    //transform 전송 (from, to , uri)