getApp() @getapp | uni-app-x

getApp()

返回值

参见

示例

通用类型

GeneralCallbackResult

# getApp()

getApp() 函数用于获取当前应用实例，可通过应用实例调用 App.uvue methods 中定义的方法。

# 返回值

类型
any

# 参见

参见uni-app相关文档

# 示例

hello uni-app x

Template

Script

<template>
  <!-- #ifdef APP -->
  <scroll-view style="flex: 1; padding-bottom: 20px">
  <!-- #endif -->
    <view>
      <page-head title="getApp"></page-head>
      <view class="uni-padding-wrap">
        <button @click="getGlobalData">get globalData</button>
        <template v-if="originGlobalData.str.length">
          <text class="uni-common-mt bold">初始的 globalData:</text>
          <text class="uni-common-mt">globalData string: {{ originGlobalData.str }}</text>
          <text class="uni-common-mt">globalData number: {{ originGlobalData.num }}</text>
          <text class="uni-common-mt">globalData boolean: {{ originGlobalData.bool }}</text>
          <text class="uni-common-mt">globalData object: {{ originGlobalData.obj }}</text>
          <text class="uni-common-mt">globalData null: {{ originGlobalData.null }}</text>
          <text class="uni-common-mt">globalData array: {{ originGlobalData.arr }}</text>
          <text class="uni-common-mt">globalData Set: {{ originGlobalData.mySet }}</text>
          <text class="uni-common-mt">globalData Map: {{ originGlobalData.myMap }}</text>
          <text class="uni-common-mt">globalData func 返回值: {{ originGlobalDataFuncRes }}</text>
        </template>
        <button @click="setGlobalData" class="uni-common-mt">
          set globalData
        </button>
        <template v-if="newGlobalData.bool">
          <text class="uni-common-mt bold">更新后的 globalData:</text>
          <text class="uni-common-mt">globalData string: {{ newGlobalData.str }}</text>
          <text class="uni-common-mt">globalData number: {{ newGlobalData.num }}</text>
          <text class="uni-common-mt">globalData boolean: {{ newGlobalData.bool }}</text>
          <text class="uni-common-mt">globalData object: {{ newGlobalData.obj }}</text>
          <text class="uni-common-mt">globalData null: {{ newGlobalData.null }}</text>
          <text class="uni-common-mt">globalData array: {{ newGlobalData.arr }}</text>
          <text class="uni-common-mt">globalData Set: {{ newGlobalData.mySet }}</text>
          <text class="uni-common-mt">globalData Map: {{ newGlobalData.myMap }}</text>
          <text class="uni-common-mt">globalData func 返回值: {{ newGlobalDataFuncRes }}</text>
        </template>
        <text class="uni-common-mt">点击按钮调用 App.uvue methods</text>
        <text class="uni-common-mt">increasetLifeCycleNum 方法</text>
        <button class="uni-common-mt" @click="_increasetLifeCycleNum">
          increase lifeCycleNum
        </button>
        <text class="uni-common-mt">lifeCycleNum: {{ lifeCycleNum }}</text>
      </view>
    </view>
  <!-- #ifdef APP -->
  </scroll-view>
  <!-- #endif -->
</template>



<style>
  .bold {
    font-weight: bold;
  }

  .hr {
    border-bottom: 1px solid #ccc;
  }
</style>