diff --git a/index.html b/index.html
index c7d1a59..66a3a92 100644
--- a/index.html
+++ b/index.html
@@ -35,7 +35,7 @@
 
       <div class="search">
         <section class="field flex alc">
-          <wc-input placeholder="输入汉字查询编码" :duplex="filter.txt" @submit="search"></wc-input>
+          <wc-input placeholder="输入汉字或五笔编码查询" :duplex="filter.txt" @submit="search"></wc-input>
         </section>
 
         <section class="field flex alc">
@@ -43,8 +43,6 @@
             <wc-radio value="86">86版</wc-radio>
             <wc-radio value="18030" type="danger">18030版(86修正版)</wc-radio>
           </wc-radio-group>
-
-          <wc-switch :duplex="filter.reverse">是否开启反查</wc-switch>
         </section>
 
         <section class="field result">{{result}}</section>
diff --git a/js/index.js b/js/index.js
index 1c7a8d1..688b54f 100644
--- a/js/index.js
+++ b/js/index.js
@@ -27,8 +27,7 @@ Anot({
     result: '',
     filter: {
       txt: '',
-      table: '86',
-      reverse: false
+      table: '86'
     }
   },
   mounted() {
@@ -60,23 +59,28 @@ Anot({
   methods: {
     search() {
       var params = { ...this.filter }
+      var reverse = false
       var res
 
-      params.txt = params.txt.toLowerCase()
+      params.txt = params.txt.trim().toLowerCase()
 
-      if (params.reverse && !/^[a-z]{1,4}$/.test(params.txt)) {
-        return layer.toast('不合法的五笔编码', 'warning')
-      }
+      reverse = /^[a-z]{1,4}$/.test(params.txt)
 
       res = WB_TABLE.get(params.txt)
 
-      if (params.reverse) {
-        res = res.join('\t')
-      } else {
-        res = res.map(t => `${WB_CODE_NAME.get(t.length)}: ${t}`).join('\t')
-      }
+      if (res) {
+        if (reverse) {
+          res = res.join('\t\t')
+        } else {
+          res = res.map(t => `${WB_CODE_NAME.get(t.length)}: ${t}`).join('\t\t')
+        }
 
-      this.result = `查询结果: 【 ${params.txt} 】\n${res.toUpperCase()}`
+        this.result = `查询结果: 【 ${params.txt} 】\n${res.toUpperCase()}`
+      } else {
+        this.result = `查询结果: 【 ${
+          params.txt
+        } 】\n无结果, 请检查你的输入是否正确, 如果确认无误, 可以反馈缺失字库。`
+      }
     }
   }
 })