Added comments for readability

Author: SharjeelSafdar

step28_web3_fetch_events/index.ts

@@ -12,21 +12,21 @@ const DAI_ADDRESS = "0x6B175474E89094C44Da98b954EedeAC495271d0F";
   const fromBlock = 13134800;
   const toBlock = 13134820;
 
-  // All Events
+  // #1 All Events
   const allEvents = await contract.getEvents({
     fromBlock,
     toBlock,
   });
   console.log("All Events Count:", allEvents.length);
 
-  // Transfer Events Only
+  // #2 Transfer Events Only
   const transferEvents = await contract.getEvents({
     fromBlock,
     toBlock,
     eventType: "Transfer",
   });
   console.log("Transfer Events Count:", transferEvents.length);
 
-  // Latest Event generated by DAI's contract.
+  // #3 Latest Event generated by DAI's contract.
   console.log("Latest Event:", allEvents.pop());
 })();

step29_web3_inspect_blocks/index.ts

@@ -3,24 +3,29 @@ import { EthNetwork } from "./EthNetwork";
 (async () => {
   const network = new EthNetwork();
 
+  // #1
   console.log("Latest Block Number:", await network.getLatestBlockNumber());
 
+  // #2
   const blockNumber = 13101095;
   const block = await network.getBlock(blockNumber);
   // I am only logging the block hash here.
   // Feel free to log other info about the block
   console.log(`Block Hash of Block #${blockNumber}:`, block.hash);
 
+  // #3
   console.log(
     `Number of Txns in Block #${blockNumber}:`,
     await network.getBlockTransactionCount(blockNumber)
   );
 
+  // #4
   console.log(
     `First Transaction in Block #${blockNumber}:`,
     (await network.getTransactionFromBlock(0, blockNumber)).hash
   );
 
+  // #5
   console.log("Number of Transactions in 10 Latest Blocks:");
   (await network.getLatestXBlocks()).forEach(block => {
     console.log(`Block Number ${block.number} ==>`, block.transactions.length);