<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Ava18的博客]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/Ava18</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Ava18]]></copyright><item><title><![CDATA[react项目启动报错Cannot read property ‘string‘ of undefined]]></title><link>https://blog.youkuaiyun.com/Ava18/article/details/109157565</link><guid>https://blog.youkuaiyun.com/Ava18/article/details/109157565</guid><author>Ava18</author><pubDate>Mon, 19 Oct 2020 11:43:49 +0800</pubDate><description><![CDATA[升级react版本后，使用npm 启动项目报错Cannot read property ‘string’ of undefined

报错信息

解决方式

在React v15.5 版本后prop-type不在react包中，需要加载prop-types包

原来代码：
import React,{ Component } from 'react';
...
const propTypes = {
    stateContent: React.PropTypes.isRequired,
}

修改代码.]]></description><category></category></item><item><title><![CDATA[npm install fails on node-gyp rebuild with “gyp: No Xcode or CLT version detected!“]]></title><link>https://blog.youkuaiyun.com/Ava18/article/details/109116255</link><guid>https://blog.youkuaiyun.com/Ava18/article/details/109116255</guid><author>Ava18</author><pubDate>Fri, 16 Oct 2020 15:08:45 +0800</pubDate><description><![CDATA[Mac上使用react项目，之前没有问题，一段时间没使用项目，运行npm install 下载项目依赖包报错如下

No receipt for 'com.apple.pkg.CLTools_Executables' found at '/'.

No receipt for 'com.apple.pkg.DeveloperToolsCLILeo' found at '/'.

No receipt for 'com.apple.pkg.DeveloperToolsCLI' found at '/'.

.]]></description><category></category></item></channel></rss>