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# ConvertToUTF8BOM.ps1
# 1. 获取所有待处理的 .h 和 .cpp 文件列表
$files = Get-ChildItem -Path . -Recurse -Include * . h , * . cpp -File
# 2. 记录总数，用于进度计算
$total = $files . Count
if ( $total -eq 0 ) {
Write-Host " 未找到任何 .h 或 .cpp 文件。 "
exit
}
# 3. 逐个文件处理，并显示进度
$index = 0
foreach ( $file in $files ) {
$index + +
# 为了避免 "$total:" 被当成不合法的变量，将整个表达式用 ${} 包起来
$statusText = " ${index} / ${total} : $( $file . FullName ) "
$percent = [ int ] ( ( $index / $total ) * 100 )
Write-Progress -Activity " 正在转换文件编码... " `
-Status $statusText `
-PercentComplete $percent
# 读取原文件内容（假设是 UTF-8 无 BOM）
try {
$content = Get-Content -Raw -Encoding UTF8 $file . FullName
}
catch {
# 如果无法按 UTF-8 读取，就跳过，并打印一条警告
Write-Host " 跳过（非 UTF-8 编码或读取失败）： $( $file . FullName ) "
continue
}
# 以 UTF-8 带 BOM 写回
Set-Content -Path $file . FullName -Value $content -Encoding UTF8BOM
}
# 4. 完成后，清掉进度条，输出提示
Write-Progress -Activity " 正在转换文件编码... " -Completed
Write-Host " 转换完成，共处理 $total 个文件。 "