直接上代码:
<view wx:if="{
{a}}">单个条件</view>
<view wx:if="{
{ !a }}">逻辑非</view>
<view wx:if="{
{a || b}}">多个或条件</view>
<view wx:if="{
{a && b}}">多个且条件</view>
<!-- wx:if else 的判断 -->
<view wx:if="{
{a>1}}">1</view>
<view wx:elif="{
{a < 1}}">0</view>
<view wx:else>5</view>