# JDK安装路径,请根据实际情况修改
$jdkPath = "C:\Program Files\Java\jdk-18.0.2.1"
# 设置JAVA_HOME环境变量
[Environment]::SetEnvironmentVariable("JAVA_HOME", "$jdkPath", "Machine")
# 更新PATH环境变量
$currentPath = [Environment]::GetEnvironmentVariable("Path", "Machine")
$newPath = "$jdkPath\bin;$currentPath"
[Environment]::SetEnvironmentVariable("Path", "$newPath", "Machine")
# 打印结果
Write-Host "JAVA_HOME is set to $jdkPath"
Write-Host "PATH is updated to include JDK binaries."
# 输出Java版本验证
java -version
# 输出Javac版本验证
javac -version
保存为xxx.ps1,然后右键:使用powershell运行 即可