Ruby Examples

level7/70.rb

@@ -0,0 +1,35 @@
+#!/usr/bin/ruby
+# -*- coding: utf-8 -*-
+
+=begin
+잔액 부족 예외 처리
+=end
+
+class BankAccount
+  def initialize(balance)
+    @balance = balance
+  end
+
+  def deposit(amount)
+    @balance += amount
+  end
+
+  def withdraw(amount)
+    begin
+      raise StandardError if @balance < amount
+      @balance -= amount
+    rescue
+      puts "잔액이 부족합니다."
+      @balance
+    end
+
+  end
+
+  def get_balance
+    @balance
+  end
+end
+
+account = BankAccount.new(100)
+puts account.withdraw(99)
+puts account.withdraw(5)