34 lines
630 B
PHP
34 lines
630 B
PHP
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<?php
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class BankAccount
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{
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protected $balance = 0;
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public function getBalance()
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{
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return $this->balance;
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}
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protected function setBalance($balance)
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{
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if ($balance >= 0) {
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$this->balance = $balance;
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} else {
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throw new RuntimeException;
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}
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}
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public function depositMoney($balance)
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{
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$this->setBalance($this->getBalance() + $balance);
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return $this->getBalance();
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}
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public function withdrawMoney($balance)
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{
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$this->setBalance($this->getBalance() - $balance);
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return $this->getBalance();
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}
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}
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