公式相关：新指令(跟随首页)

blade-service/blade-manager/src/main/java/com/mixsmart/utils/CustomFunction.java

@@ -2170,6 +2170,7 @@ public class CustomFunction {
         return result;
     }
 
+    /**扩散*/
     public static List<Object> diffusion(List<Object> data) {
         List<Object> result = new ArrayList<>();
         if (data != null) {
@@ -2183,6 +2184,21 @@ public class CustomFunction {
         return result;
     }
 
+    /**元素内容永远跟随第一页*/
+    public static List<Object> follow(List<Object> data) {
+        if (data != null) {
+            Object value = data.get(0);
+            return Collections.nCopies(data.size(), value);
+        }
+        return new ArrayList<>();
+    }
+
+/*    public static void main(String[] args) {
+        List<Object> l1 = Arrays.asList(1,2,3,4,5);
+        List<Object> l2 = Arrays.asList("",2,3,4,5);
+        follow(l1).forEach(System.out::println);
+        follow(l2).forEach(System.out::println);
+    }*/
 
     /**
      * @return java.lang.Object