.

src/pages/addBankCard/index.jsx

           <View className='cellLeft'>
             <View className='label'>卡号</View>：
           </View>
-          <Input type='number' maxlength='19' value={bankCode} onInput={(e) => setBankCode(e.detail.value)} placeholder='请输入有效卡号' />
+          <Input type='number' value={bankCode} onInput={(e) => setBankCode(e.detail.value)} placeholder='请输入有效卡号' />
         </View>
         <View className='addCardCell'>
           <View className='cellLeft'>