<div class="searchGroup p" ng-class="{'active':isactive}" ng-mouseenter="isactive=true" ng-mouseleave="isactive=false;"> <input type="text" ng-model="srhTxt" placeholder="输入搜索关键词"> <div class="btns" ng-click="query()">搜索</div> <div class="removeTxt" ng-if="srhTxt!=''" ng-click="doNull()"></div> </div>