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  • liexin_supplier
  • vendor
  • phpunit
  • php-code-coverage
  • tests
  • _files
  • BankAccount.php
BankAccount.php 630 Bytes
mushishixian's avatar
初始化
be13c5d7
 
mushishixian committed 4 years ago
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
<?php
class BankAccount
{
    protected $balance = 0;

    public function getBalance()
    {
        return $this->balance;
    }

    protected function setBalance($balance)
    {
        if ($balance >= 0) {
            $this->balance = $balance;
        } else {
            throw new RuntimeException;
        }
    }

    public function depositMoney($balance)
    {
        $this->setBalance($this->getBalance() + $balance);

        return $this->getBalance();
    }

    public function withdrawMoney($balance)
    {
        $this->setBalance($this->getBalance() - $balance);

        return $this->getBalance();
    }
}