cleanup README

README.md

@@ -34,7 +34,7 @@ import { Token, TokenAmount, expandToNDecimals } from 'erc-token-js'
 Create a new token from an object:
 
 ```javascript
-const token = Token.from({
+const tknToken = Token.from({
   chainId: 1,
   address: '0x...',
   name: 'Token Name',
@@ -106,8 +106,8 @@ console.log(amountB.toString()) // "USDC 0.01"
 ### Perform arithmetic operations on token amounts
 
 ```javascript
-const amountA = TokenAmount.from(token, 3)
-const amountB = TokenAmount.from(token, 2)
+const amountA = TokenAmount.from(tknToken, 3)
+const amountB = TokenAmount.from(tknToken, 2)
 
 const sum = amountA.add(amountB) // '5.00 TKN'
 const difference = amountA.sub(amountB) // '1.00 TKN'
@@ -137,7 +137,7 @@ In the previous example, using 6n or BigInt(6) provides the expected result, whi
 ### Format token amounts for display
 
 ```javascript
-const formattedAmount = amount.toString() // '123.00 TKN'
+const formattedAmount = amount.toString() // '123.00 USDC'
 ```
 
 ## Serialization and Deserialization

src/index.js

@@ -55,6 +55,11 @@ export class Token {
     this.formatOptions = formatOptions
   }
 
+  // return number
+  asFloat(number, decimals = this.decimals) {
+    return ethers.formatUnits(number, decimals)
+  }
+
   // return string
   format(number, decimals = this.decimals) {
     return this.#iformat
@@ -167,6 +172,10 @@ export class TokenAmount {
     this.tags = [...this.tags, tag]
   }
 
+  toFloat() {
+    return this.token.asFloat(this.number)
+  }
+
   toFormat() {
     return this.token.format(this.number)
   }

test/erc.spec.js

@@ -157,6 +157,14 @@ describe('TokenERC20Amount', function () {
 })
 
 // TODO
+describe('Misc', function () {
+  it('xxx', async function () {
+    console.log(ethers.formatUnits('1000000000000', 18))
+    const amountA = await TokenAmount.from(usdc, 3)
+
+    console.log(amountA.toFloat())
+  })
+})
 
 xdescribe('TokenAmountSet', function () {
   it('xxx', async function () {