src/test/java/cc/mrbird/febs/ProfitTest.java
@@ -13,7 +13,9 @@ import java.math.BigDecimal; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; /** * @author wzy @@ -77,4 +79,17 @@ mallAchieveService.add(item.getId()); } } @Test public void paramTest() { Map<String, Integer> map = new HashMap<>(); BigDecimal amount = new BigDecimal("100"); map.put("amount", 1); changeAmount(map); System.out.println(map.get("amount")); } public void changeAmount(Map<String, Integer> amount) { amount.put("amount", 2); } }