<div class="center">
<p style="text-align: center;margin-top: 5px;">需提供资料</p>
<div class="center-top">
<div class="center-left">
<p style="padding-top: 3px"><span style="float: left">
<input type="checkbox" class="checkbox" v-if="materialData.length!==0" @change="checkAll($event)">
<input type="checkbox" v-else class="checkbox" :checked="xuanze1" disabled>
</input>
<span v-show="page1Num">{
{pNum1}}项</span><span v-show="page1Num2">{
{num1}}/{
{pNum1}}项</span></span><span style="float: right;padding-right: 10px">P2</span></p>
<ul class="ul">
<li v-for="item in materialData"><input type="checkbox" class="checkbox" :value="item.num" v-model="checkData" @change="checkt($event)"></input>{
{item.name}}<span style="float: right;margin-right: 20px" @click="Delete(item.id)"><Icon type="ios-trash-outline"></Icon></span>&l