/**
*How much money this person has
*@var float
*/
public $bankBalance;
public function deposit($amount)
{
$this->bankBalance += $amount;
return $this->bankBalance;
}
public function withdraw($amount)
{
if ($this->bankBalance >= $amount) {
$this->bankBalance -= $amount;
return $this->bankBalance;
} else {
throw new Exception('Insufficient funds');
}
}
}
try {
$myAccount = new BankAccount();
$myAccount->owner = 'Samir';
$myAccount->bankBalance = 200;
$myAccount->deposit(10);
$myAccount->withdraw(300);
} catch (Exception $e) {
echo 'An error occurred: ' . $e->getMessage();
}
echo "<pre>";
var_dump($myAccount);
echo "Error: insufficient funds!<br>\n";
}
}
function print_log()
{
$attr = array("date", "operation", "amount", "old_balance", "new_balance");
echo "<table>";
for ($i = 0; $i < count($this->_log); $i++) {
echo "<tr>";
for ($j = 0; $j < count($attr); $j++) {
echo "<td>" . $this->_log[$i][$attr[$j]] . "</td>";
}
echo "</tr>";
}
echo "</table>";
}
}
// test
$ba = new BankAccount("my name", 1000);
echo "Balance: " . $ba->get_balance() . "<br>\n";
$ba->deposit(200);
$ba->deposit(300);
echo "Balance: " . $ba->get_balance() . "<br>\n";
$ba->withdraw(500);
echo "Balance: " . $ba->get_balance() . "<br>\n";
$ba->withdraw(2000);
$ba->print_log();
?>
</body>
</html>
return $this->bankBalance;
}
/**
* Remove some money from your account
* @param float $amount How much you want to remove
* @return float
* @throws Exception
*/
public function withdraw($amount)
{
if ($this->bankBalance < $amount) {
// An exception is a PHP class that can be extended and worked with in a diverse number of ways
throw new Exception('You can\'t withdraw ' . $amount);
}
$this->bankBalance -= $amount;
return $this->bankBalance;
}
}
// Because we have the potential of throwing an exception, all of the code that may throw an exception should be wrapped in a try tag
// The try could be placed in the withdraw function but this is bad design because in more complicated structures you want each method to
// only perform 1 function and route all exceptions through 1 place
try {
$myAccount = new BankAccount();
$myAccount->owner = 'Jared';
$myAccount->deposit(12345);
$myAccount->withdraw(100000);
} catch (Exception $e) {
echo 'An error occurred: ' . $e->getMessage();
}
echo '<pre>';
print_r($myAccount);
* @todo: add validation to this to make sure they have enough money!
* Throw an Exception if they are broke!
* @throws Exception
* @return float
*/
public function withdraw($amount)
{
if ($this->bankBalance < $amount) {
throw new Exception('Go away');
}
if ($this->owner == 'Samir') {
throw new Exception('Toobroke');
}
$this->bankBalance = $this->bankBalance - $amount;
return $this->bankBalance;
}
}
try {
$myAccount = new BankAccount();
$myAccount->owner = 'Samir';
$myAccount->deposit(20);
$myAccount->withdraw(20);
} catch (Exception $e) {
echo 'An error occurred: ' . $e->getMessage();
}
//echo '<pre>';
//print_r( $e);
//die();
//echo '<pre>';
//print_r($myAccount);
//die();
/** @dataProvider withdrawDataProvider
* @param BankAccount $bank_account_stub
*/
public function testWithdraw($bank_account_stub, $money, $expected_balance)
{
$bank_account_stub->withdraw($money);
$this->assertEquals($expected_balance, $bank_account_stub->getBalance());
}
public function testWithdrawDecreasesBalance()
{
$this->_account->withdraw(100);
$this->assertEquals(-100, $this->_account->getBalance());
}
{
$this->bankBalance += $amount;
return $this->bankBalance;
}
/**
* Withdraw some money from your account
* @param float $amount How much money you want to withdraw
* @throws Exception
* @return float
*/
public function withdraw($amount)
{
if ($amount < $this->bankBalance) {
$this->bankBalance -= $amount;
return $this->bankBalance;
} else {
throw new Exception('Insufficient Funds');
}
}
}
try {
$myAccount = new BankAccount();
$myAccount->owner = 'Samir';
$myAccount->deposit(100);
$myAccount->withdraw(50);
} catch (Exception $e) {
echo 'An error occurred: ' . $e->getMessage();
}
echo '<pre>';
print_r($myAccount);
die;
