From 260099bac3d30d44e63b35469fc87d5227b23414 Mon Sep 17 00:00:00 2001
From: 1099438829 <1099438829@qq.com>
Date: Tue, 6 Apr 2021 16:59:53 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/index/common.php | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/app/index/common.php b/app/index/common.php
index 7316632..5373168 100644
--- a/app/index/common.php
+++ b/app/index/common.php
@@ -84,6 +84,30 @@ function get_document_category($x,$field=false){
     }
 }
 
+/**
+ * @param $cid int 栏目分类
+ * @param bool $field
+ * @return mixed|string
+ * @throws Exception
+ * @author 李玉坤
+ * @date 2021-04-06 9:43
+ */
+function get_document_category_children($cid,$field=false){
+    if(!$cid){
+        throw new Exception('请指定要获取的栏目分类id！');
+    }
+    $docuemtCategoryChildrendLidst = Db::name('document_category')->where('id','=',$cid)->column();
+    if(!$docuemtCategory){
+        throw new Exception('分类不存在或已删除！');
+    }
+    if($field){
+        return $docuemtCategory[$field];
+    }
+    else{
+        return $docuemtCategory;
+    }
+}
+
 /**
  * 获取一个文章分类-通个分类标识
  */