diff --git a/packages/vant-cli/src/common/constant.ts b/packages/vant-cli/src/common/constant.ts
index e97c5f191..115e11aeb 100644
--- a/packages/vant-cli/src/common/constant.ts
+++ b/packages/vant-cli/src/common/constant.ts
@@ -15,9 +15,6 @@ function findRootDir(dir: string): string {
   return findRootDir(parentDir);
 }
 
-// Colors
-export const GREEN = '#07c160';
-
 // Root paths
 export const CWD = process.cwd();
 export const ROOT = findRootDir(CWD);
@@ -29,7 +26,6 @@ export const SITE_DIST_DIR = join(ROOT, 'site-dist');
 export const VANT_CONFIG_FILE = join(ROOT, 'vant.config.js');
 export const PACKAGE_JSON_FILE = join(ROOT, 'package.json');
 export const ROOT_POSTCSS_CONFIG_FILE = join(ROOT, 'postcss.config.js');
-export const CACHE_DIR = join(ROOT, 'node_modules/.cache');
 
 // Relative paths
 export const DIST_DIR = join(__dirname, '../../dist');
@@ -47,7 +43,6 @@ export const SITE_DESKTOP_SHARED_FILE = join(
 export const STYLE_DEPS_JSON_FILE = join(DIST_DIR, 'style-deps.json');
 
 // Config files
-export const BABEL_CONFIG_FILE = join(CONFIG_DIR, 'babel.config.js');
 export const POSTCSS_CONFIG_FILE = join(CONFIG_DIR, 'postcss.config.js');
 export const JEST_SETUP_FILE = join(CONFIG_DIR, 'jest.setup.js');
 export const JEST_CONFIG_FILE = join(CONFIG_DIR, 'jest.config.js');
diff --git a/packages/vant/src/calendar/Calendar.tsx b/packages/vant/src/calendar/Calendar.tsx
index 03c0a7c33..9a0030dfd 100644
--- a/packages/vant/src/calendar/Calendar.tsx
+++ b/packages/vant/src/calendar/Calendar.tsx
@@ -415,8 +415,7 @@ export default defineComponent({
             );
 
             if (disabledDay) {
-              const lastAbledEndDay = getPrevDay(disabledDay);
-              select([startDay, lastAbledEndDay]);
+              select([startDay, getPrevDay(disabledDay)]);
             } else {
               select([startDay, date], true);
             }
@@ -528,9 +527,9 @@ export default defineComponent({
           showTitle={props.showTitle}
           showSubtitle={props.showSubtitle}
           firstDayOfWeek={dayOffset.value}
-          onClick-subtitle={(event: MouseEvent) => {
-            emit('click-subtitle', event);
-          }}
+          onClick-subtitle={(event: MouseEvent) =>
+            emit('click-subtitle', event)
+          }
         />
         <div ref={bodyRef} class={bem('body')} onScroll={onScroll}>
           {months.value.map(renderMonth)}
@@ -542,9 +541,7 @@ export default defineComponent({
     watch(() => props.show, init);
     watch(
       () => [props.type, props.minDate, props.maxDate],
-      () => {
-        reset(getInitialDate(currentDate.value));
-      }
+      () => reset(getInitialDate(currentDate.value))
     );
     watch(
       () => props.defaultDate,
diff --git a/packages/vant/src/cascader/Cascader.tsx b/packages/vant/src/cascader/Cascader.tsx
index e0751a514..10e9ffcae 100644
--- a/packages/vant/src/cascader/Cascader.tsx
+++ b/packages/vant/src/cascader/Cascader.tsx
@@ -24,7 +24,7 @@ export type CascaderOption = {
 
 type CascaderTab = {
   options: CascaderOption[];
-  selectedOption: CascaderOption | null;
+  selected: CascaderOption | null;
 };
 
 export type CascaderFieldNames = {
@@ -111,7 +111,7 @@ export default defineComponent({
           state.tabs = selectedOptions.map((option) => {
             const tab = {
               options: optionsCursor,
-              selectedOption: option,
+              selected: option,
             };
 
             const next = optionsCursor.find(
@@ -127,7 +127,7 @@ export default defineComponent({
           if (optionsCursor) {
             state.tabs.push({
               options: optionsCursor,
-              selectedOption: null,
+              selected: null,
             });
           }
 
@@ -142,7 +142,7 @@ export default defineComponent({
       state.tabs = [
         {
           options: props.options,
-          selectedOption: null,
+          selected: null,
         },
       ];
     };
@@ -152,7 +152,7 @@ export default defineComponent({
         return;
       }
 
-      state.tabs[tabIndex].selectedOption = option;
+      state.tabs[tabIndex].selected = option;
 
       if (state.tabs.length > tabIndex + 1) {
         state.tabs = state.tabs.slice(0, tabIndex + 1);
@@ -161,7 +161,7 @@ export default defineComponent({
       if (option[childrenKey]) {
         const nextTab = {
           options: option[childrenKey],
-          selectedOption: null,
+          selected: null,
         };
 
         if (state.tabs[tabIndex + 1]) {
@@ -176,7 +176,7 @@ export default defineComponent({
       }
 
       const selectedOptions = state.tabs
-        .map((tab) => tab.selectedOption)
+        .map((tab) => tab.selected)
         .filter(Boolean);
 
       const eventParams = {
@@ -260,19 +260,19 @@ export default defineComponent({
     );
 
     const renderTab = (tab: CascaderTab, tabIndex: number) => {
-      const { options, selectedOption } = tab;
-      const title = selectedOption
-        ? selectedOption[textKey]
+      const { options, selected } = tab;
+      const title = selected
+        ? selected[textKey]
         : props.placeholder || t('select');
 
       return (
         <Tab
           title={title}
           titleClass={bem('tab', {
-            unselected: !selectedOption,
+            unselected: !selected,
           })}
         >
-          {renderOptions(options, selectedOption, tabIndex)}
+          {renderOptions(options, selected, tabIndex)}
         </Tab>
       );
     };
@@ -298,9 +298,7 @@ export default defineComponent({
       () => props.modelValue,
       (value) => {
         if (value || value === 0) {
-          const values = state.tabs.map(
-            (tab) => tab.selectedOption?.[valueKey]
-          );
+          const values = state.tabs.map((tab) => tab.selected?.[valueKey]);
           if (values.includes(value)) {
             return;
           }
diff --git a/packages/vant/src/picker/PickerColumn.tsx b/packages/vant/src/picker/PickerColumn.tsx
index 48196c1b0..5940fad2e 100644
--- a/packages/vant/src/picker/PickerColumn.tsx
+++ b/packages/vant/src/picker/PickerColumn.tsx
@@ -29,10 +29,8 @@ const MOMENTUM_LIMIT_DISTANCE = 15;
 const [name, bem] = createNamespace('picker-column');
 
 function getElementTranslateY(element: Element) {
-  const style = window.getComputedStyle(element);
-  const transform = style.transform || style.webkitTransform;
+  const { transform } = window.getComputedStyle(element);
   const translateY = transform.slice(7, transform.length - 1).split(', ')[5];
-
   return Number(translateY);
 }
 
@@ -316,36 +314,30 @@ export default defineComponent({
 
     watch(
       () => props.defaultIndex,
-      (value) => {
-        setIndex(value);
-      }
+      (value) => setIndex(value)
     );
 
-    return () => {
-      const wrapperStyle = {
-        transform: `translate3d(0, ${state.offset + baseOffset()}px, 0)`,
-        transitionDuration: `${state.duration}ms`,
-        transitionProperty: state.duration ? 'all' : 'none',
-      };
-
-      return (
-        <div
-          class={[bem(), props.className]}
-          onTouchstart={onTouchStart}
-          onTouchmove={onTouchMove}
-          onTouchend={onTouchEnd}
-          onTouchcancel={onTouchEnd}
+    return () => (
+      <div
+        class={[bem(), props.className]}
+        onTouchstart={onTouchStart}
+        onTouchmove={onTouchMove}
+        onTouchend={onTouchEnd}
+        onTouchcancel={onTouchEnd}
+      >
+        <ul
+          ref={wrapper}
+          style={{
+            transform: `translate3d(0, ${state.offset + baseOffset()}px, 0)`,
+            transitionDuration: `${state.duration}ms`,
+            transitionProperty: state.duration ? 'all' : 'none',
+          }}
+          class={bem('wrapper')}
+          onTransitionend={stopMomentum}
         >
-          <ul
-            ref={wrapper}
-            style={wrapperStyle}
-            class={bem('wrapper')}
-            onTransitionend={stopMomentum}
-          >
-            {renderOptions()}
-          </ul>
-        </div>
-      );
-    };
+          {renderOptions()}
+        </ul>
+      </div>
+    );
   },
 });