微信小程序头部搜索框的实现方法

微信小程序头部搜索框的实现方法可以分为以下几个步骤：

1. 创建头部组件

在小程序的manifest.json文件中，需要创建一个名为"search-header"的组件。这个组件将用于显示搜索框和搜索按钮。

```json

{

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",

"navigationBarTextStyle": "black",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"backgroundColor": "#fff",

"backgroundTextStyle": "light",

"navigationBarTitleTextStyle": "bold",

"navigationBarTextStyle": "normal",

"navigationBarBackgroundColor": "#fff",

"navigationBarTitleText": "搜索",