1.原文链接地址：https://www.jianshu.com/p/9d5d98eed078

2.到http://apps.icu-project.org/icu-jsp/downloadPage.jsp?ver=57.1&base=c&svn=release-57-1下载32位

3.到phpstudy对应的php版本将php目录下的icu开头的所有dll文件copy到apache/bin目录