<a-form-item label="姓名">
<a-input v-model.trim="name" placeholder="" :max-length='10' :read-only='true' />
</a-form-item>
注意1：在官网中关于a-input的属性的说明是
参数 说明 类型
----------------------------------------------------------------------------
maxlength 最大长度 number
使用方法如上所示。否则报错
Prop "maxlength" is passed to component <Anonymous>, but the declared prop name is "maxLength". Note that HTML attributes are case-insensitive and camelCased props need to use their kebab-case equivalents when using in-DOM templates. You should probably use "max-length" instead of "maxLength".
标签：case,use,Vue,Ant,Design,maxLength,input From： https://www.cnblogs.com/javaeye235/p/16642725.html