23 lines
360 B
Go
23 lines
360 B
Go
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package pointererror
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import "fmt"
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type Bitcoin int
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func (b Bitcoin) String() string {
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return fmt.Sprintf("%d BTC", b)
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}
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type Wallet struct {
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balance Bitcoin
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}
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func (w *Wallet) Deposit(amount Bitcoin) {
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w.balance += amount * 2
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}
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func (w *Wallet) Balance() Bitcoin {
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fmt.Printf("address of balance in Balance is %p \n", &w.balance)
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return w.balance
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}
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