Consumer 源码package java.util.function; import java.util.Objects; @FunctionalInterface public interface Consumer<T> {
swagger dataType 有那些2.6.x"int", "date", "string", "double", "float", "boolean", "byte", "object", "long", "date-time", "
首先在mybatis语法中是没有 if else写法得,不过有他的替代 choose,写法如下: <choose> <when test="params!=null">
其实我觉得上海的垃圾分类挺好的它好就好在我不在上海