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Wallet example on defer evaluated param
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| type Wallet struct { | |
| money int | |
| } | |
| func (wallet *Wallet) MyMoney() { | |
| fmt.Println("$", wallet.money) | |
| } | |
| func (wallet *Wallet) AddMoney(money int) { | |
| wallet.money += money | |
| } | |
| func (wallet *Wallet) DeductMoney(money int) { | |
| wallet.money -= money | |
| } | |
| func main() { | |
| myWallet := Wallet{1000} | |
| myWallet.MyMoney() | |
| myWallet.AddMoney(100) | |
| defer func() { | |
| myWallet.MyMoney() | |
| }() | |
| myWallet.DeductMoney(600) | |
| defer myWallet.MyMoney() | |
| } |
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