input text 得到焦点后自动全选

自动全选

<input type="text"  maxlength="20" v-model.trim="title" onfocus="this.select()" onmouseover="this.focus()" />

按一下全选

<input type="text"  style="border:none;height:80% " maxlength="20" v-model.trim="title" onfocus="this.select()" />