PowerShell

updateReNewFile

#usage
#   ./updateFile.ps1      ... before check
#   or
#   ./updateFile.ps1 cp   ... copy

#copy from (if new)
$dir1="C:\AllFolder\xxx"
#copy to
$dir2="\\wsl$\Ubuntu\opt\xxx"

$ofiles =  Get-ChildItem $dir1 -include *.css,*.xhtml -Recurse -Name
[int]$cnt = 0;
foreach($f in $ofiles){
  #Write-Host("$dir1\$f")
  if($(gp "$dir1\$f").LastWriteTime -gt $(gp "$dir2\$f").LastWriteTime){
   if ($args[0] -eq "cp"){
     cp "$dir1\$f"  "$dir2\$f"
     Write-Host("cp $f")
   }else{
     Write-Host("$dir1\$f")
   }   $cnt = $cnt + 1;
  }
}
if ($cnt -eq 0){
  Write-Host("no match")
}else{
  Write-Host("$cnt file(s) copied.")
}