diff --git a/bi/base.css b/bi/base.css
index 2bd711754..9a756c550 100644
--- a/bi/base.css
+++ b/bi/base.css
@@ -920,12 +920,6 @@ li.CodeMirror-hint-active {
 .bi-textarea-editor .textarea-editor-content {
   border: none;
 }
-.bi-textarea-editor .textarea-editor-content.textarea-editor-focus {
-  border: 1px solid #d4dadd;
-}
-.bi-theme-dark .bi-textarea-editor .textarea-editor-content.textarea-editor-focus {
-  border: 1px solid #525466;
-}
 /****添加计算宽度的--运算符直接需要space****/
 /****** common color(常用颜色,可用于普遍场景) *****/
 /**** custom color(自定义颜色,用于特定场景) ****/
diff --git a/bi/case.js b/bi/case.js
index 163ac141d..039b4873e 100644
--- a/bi/case.js
+++ b/bi/case.js
@@ -3596,6 +3596,14 @@ BI.BubbleCombo = BI.inherit(BI.Widget, {
 
     hasView: function () {
         return BI.isNotNull(this.combo.getView());
+    },
+
+    isViewVisible: function () {
+        return this.combo.isViewVisible();
+    },
+
+    setEnable: function (v) {
+        this.combo.setEnable(!!v);
     }
 });
 
diff --git a/bi/core.js b/bi/core.js
index 95228d4cf..af4d547e4 100644
--- a/bi/core.js
+++ b/bi/core.js
@@ -6338,8 +6338,9 @@ Date.checkLegal = function (str) {
     if (ar.length <= 2) {
         return MM >= 1 && MM <= 12;
     }
-    Date._MD[1] = Date.isLeap(YY) ? 29 : 28;
-    return MM >= 1 && MM <= 12 && DD <= Date._MD[MM - 1];
+    var MD = Date._MD.slice(0);
+    MD[1] = Date.isLeap(YY) ? 29 : 28;
+    return MM >= 1 && MM <= 12 && DD <= MD[MM - 1];
 };
 
 Date.parseDateTime = function (str, fmt) {
diff --git a/docs/base.css b/docs/base.css
index 2bd711754..9a756c550 100644
--- a/docs/base.css
+++ b/docs/base.css
@@ -920,12 +920,6 @@ li.CodeMirror-hint-active {
 .bi-textarea-editor .textarea-editor-content {
   border: none;
 }
-.bi-textarea-editor .textarea-editor-content.textarea-editor-focus {
-  border: 1px solid #d4dadd;
-}
-.bi-theme-dark .bi-textarea-editor .textarea-editor-content.textarea-editor-focus {
-  border: 1px solid #525466;
-}
 /****添加计算宽度的--运算符直接需要space****/
 /****** common color(常用颜色,可用于普遍场景) *****/
 /**** custom color(自定义颜色,用于特定场景) ****/
diff --git a/docs/case.js b/docs/case.js
index 163ac141d..039b4873e 100644
--- a/docs/case.js
+++ b/docs/case.js
@@ -3596,6 +3596,14 @@ BI.BubbleCombo = BI.inherit(BI.Widget, {
 
     hasView: function () {
         return BI.isNotNull(this.combo.getView());
+    },
+
+    isViewVisible: function () {
+        return this.combo.isViewVisible();
+    },
+
+    setEnable: function (v) {
+        this.combo.setEnable(!!v);
     }
 });
 
diff --git a/docs/core.js b/docs/core.js
index 39cd1299f..e1ec3a400 100644
--- a/docs/core.js
+++ b/docs/core.js
@@ -23821,8 +23821,9 @@ Date.checkLegal = function (str) {
     if (ar.length <= 2) {
         return MM >= 1 && MM <= 12;
     }
-    Date._MD[1] = Date.isLeap(YY) ? 29 : 28;
-    return MM >= 1 && MM <= 12 && DD <= Date._MD[MM - 1];
+    var MD = Date._MD.slice(0);
+    MD[1] = Date.isLeap(YY) ? 29 : 28;
+    return MM >= 1 && MM <= 12 && DD <= MD[MM - 1];
 };
 
 Date.parseDateTime = function (str, fmt) {
diff --git a/src/case/combo/bubblecombo/combo.bubble.js b/src/case/combo/bubblecombo/combo.bubble.js
index 7da74e5ca..023872a57 100644
--- a/src/case/combo/bubblecombo/combo.bubble.js
+++ b/src/case/combo/bubblecombo/combo.bubble.js
@@ -197,6 +197,14 @@ BI.BubbleCombo = BI.inherit(BI.Widget, {
 
     hasView: function () {
         return BI.isNotNull(this.combo.getView());
+    },
+
+    isViewVisible: function () {
+        return this.combo.isViewVisible();
+    },
+
+    setEnable: function (v) {
+        this.combo.setEnable(!!v);
     }
 });
 
diff --git a/src/core/proto/date.js b/src/core/proto/date.js
index 36197df93..75e833c6a 100644
--- a/src/core/proto/date.js
+++ b/src/core/proto/date.js
@@ -386,8 +386,9 @@ Date.checkLegal = function (str) {
     if (ar.length <= 2) {
         return MM >= 1 && MM <= 12;
     }
-    Date._MD[1] = Date.isLeap(YY) ? 29 : 28;
-    return MM >= 1 && MM <= 12 && DD <= Date._MD[MM - 1];
+    var MD = Date._MD.slice(0);
+    MD[1] = Date.isLeap(YY) ? 29 : 28;
+    return MM >= 1 && MM <= 12 && DD <= MD[MM - 1];
 };
 
 Date.parseDateTime = function (str, fmt) {
diff --git a/src/css/base/single/editor/editor.textarea.css b/src/css/base/single/editor/editor.textarea.css
index 95537977a..13e82616c 100644
--- a/src/css/base/single/editor/editor.textarea.css
+++ b/src/css/base/single/editor/editor.textarea.css
@@ -12,9 +12,3 @@
 .bi-textarea-editor .textarea-editor-content {
   border: none;
 }
-.bi-textarea-editor .textarea-editor-content.textarea-editor-focus {
-  border: 1px solid #d4dadd;
-}
-.bi-theme-dark .bi-textarea-editor .textarea-editor-content.textarea-editor-focus {
-  border: 1px solid #525466;
-}
diff --git a/src/less/base/single/editor/editor.textarea.less b/src/less/base/single/editor/editor.textarea.less
index 452595970..02f9f449c 100644
--- a/src/less/base/single/editor/editor.textarea.less
+++ b/src/less/base/single/editor/editor.textarea.less
@@ -8,7 +8,7 @@
       border: none;
     }
     &.textarea-editor-focus{
-      border: 1px solid @color-bi-border-line;
+
     }
   }
 }
@@ -17,7 +17,7 @@
   .bi-textarea-editor {
     & .textarea-editor-content {
       &.textarea-editor-focus{
-        border: 1px solid @color-bi-border-line-theme-dark;
+
       }
     }
   }