tlias管理系统--员工管理--修改员工实现完毕

springboot-mybatis-crud/src/main/resources/com/inmind/mapper/EmpMapper.xml

@@ -31,7 +31,9 @@
     <update id="update">
         update emp
         <set>
-            <if test="username != null">username=#{username},</if>
+            <if test="username != null">
+                username=#{username},
+            </if>
             <if test="name != null">name=#{name},</if>
             <if test="gender != null">gender=#{gender},</if>
             <if test="image != null">image=#{image},</if>