diff --git a/library/think/template.php b/library/think/template.php
index 0b9404c2..39770b1f 100644
--- a/library/think/template.php
+++ b/library/think/template.php
@@ -495,7 +495,7 @@ class Template
         foreach ($tLib->getTags() as $name => $val) {
             $tags = [$name];
             if (isset($val['alias'])) {
-// 别名设置
+                // 别名设置
                 $tags   = explode(',', $val['alias']);
                 $tags[] = $name;
             }
@@ -659,10 +659,10 @@ class Template
             //模板函数过滤
             $fun = strtolower(trim($args[0]));
             switch ($fun) {
-                case 'default':    // 特殊模板函数
+                case 'default': // 特殊模板函数
                     $name = '(' . $name . ')?(' . $name . '):' . $args[1];
                     break;
-                default:    // 通用模板函数
+                default: // 通用模板函数
                     if (!in_array($fun, $template_deny_funs)) {
                         if (isset($args[1])) {
                             if (strstr($args[1], '###')) {
diff --git a/library/think/template/taglib/cx.php b/library/think/template/taglib/cx.php
index 07d5558a..5d97f77d 100644
--- a/library/think/template/taglib/cx.php
+++ b/library/think/template/taglib/cx.php
@@ -33,7 +33,7 @@ class Cx extends Taglib
         'elseif'     => ['attr' => 'condition', 'close' => 0],
         'else'       => ['attr' => '', 'close' => 0],
         'switch'     => ['attr' => 'name', 'level' => 2],
-        'case'       => ['attr' => 'value,break'],
+        'case'       => ['attr' => 'value,break', 'level' => 2],
         'default'    => ['attr' => '', 'close' => 0],
         'compare'    => ['attr' => 'name,value,type', 'level' => 3, 'alias' => 'eq,equal,notequal,neq,gt,lt,egt,elt,heq,nheq'],
         'range'      => ['attr' => 'name,value,type', 'level' => 3, 'alias' => 'in,notin,between,notbetween'],