iis php无法显示

# 安装FastCGI扩展
Install-WindowsFeature Web-WebServer,Web-Common-Http,Web-Static-Content,Web-Default-Doc,Web-Scripting-Tools,Web-Asp-Net,Web-Net-Ext,Web-ISAPI-Ext,Web-ISAPI-Filter,Web-Health,Web-Http-Errors,Web-Http-Logging,Web-Request-Monitor,Web-Response-Bandwidth-Limit-Scaling,Web-Server,Web-Stat-Compression,Web-Dyn-Compression,Web-Mgmt-Tools,Web-Mgmt-Console,Web-Mgmt-Compat,Web-Metabase,Web-Lgcy-Mgmt-Console,Web-Filtering,Web-Windows-Auth,Web-Digest-Auth,Web-Client-Auth,Web-Dir-Browsing,Web-Http-Errors,Web-Http-Logging,Web-Http-Redirect,Web-Http-Tracing,Web-ISAPI-Filter,Web-ISAPI-Ext,Web-Lgcy-Scripting,Web-Metabase,Web-Mgmt-Console,Web-Mgmt-Tools,Web-Net-Ext,Web-Request-Monitor,Web-Scripting-Tools,Web-Security,Web-Stat-Compression,Web-Static-Content,Web-WMI,Web-Asp-Net

# 配置FastCGI
Add-WebConfiguration /system.webServer/fastCgi "[path='C:\php\php-cgi.exe'].environmentVariables.PHP_FCGI_MAX_REQUESTS:1000" -PSPath IIS:\

; php.ini示例
extension_dir = "C:\php\ext"
date.timezone = "Asia/Shanghai"

# 设置应用程序池权限
$pool = Get-Item IIS:\AppPools\DefaultAppPool
$pool.processModel.identityType = 3
$pool.processModel.username = "IIS AppPool\DefaultAppPool"
$pool.processModel.password = ""
$pool | Set-Item

<?php
echo "Hello, World!";
?>