@echo off &setlocal
set "d=D:\交易失败流水\%date:/=-%"
if not exist "%d%" md "%d%"
:[Loop]
for /f "delims=" %%F in (' dir /b/tw/o-d/a-d "D:\SCETC\dataXml\*603.xml" ') do (set "F=%%~F"&goto[next])
:[next]
set "v=" & for /f %%v in (
	'powershell "$s=gc '%F%' -raw -enc 'utf8';$p1=$s.indexof('CardLocalFee');$p2=$s.indexof('CardLocalPayFee');echo($s[$p1+15]+$s[$p2+18])" ') do (set "v=%%v")
if "%v%"=="00" (copy /y "%F%" "%d%")
timeout /t 5 /NoBreak >nul
goto[Loop]
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$pathSour = "D:\1\"
$pathDest = "D:\2\"
$timeInter = 1

$filexmlLast = ""

while ($True) {
	$filexml = Get-ChildItem -Path $pathSour -Filter "*603.xml" | Sort-Object LastWriteTime | Select-Object -Last 1
	$filexml = $filexml.FullName
	if ( $filexmlLast -ne $filexml ) {
		$filexmlLast = $filexml
		[xml]$xml = Get-Content -Path $filexml -Encoding "UTF8"
		$xml.datas.data.attribute | ForEach-Object {
			if ( $_.name -eq "msg" ) { $string = $_.value }
		}
		if ( $string -match '"CardLocalFee":"0","CardLocalPayfee":"0"' ) {
				$path = $pathDest + (Get-Date).ToString("yyyy-MM-dd") + "\"
				if ( -not ( Test-Path $path ) ) { New-Item -Type Directory -Path $path }
				Write-Host "Copy :  $filexml"
				Copy-Item -Path $filexml -Destination $path
		}
	}
	Start-Sleep -Seconds $timeInter
}
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4楼代码已被修正了网页读取编码...
求解本帖的一个关键是 ‘最新网页生成速度’ 与 ‘脚本代码单次检查文件+复制文件的处理速度’ 问题。例如，dir/tw 获取的文件时间戳是秒级精度，若最新网页文件可能在1秒内连续生成 就会有漏网之鱼，如是则须改用别法获取毫秒精度的文件时间戳，还需楼主确认...

$pathSource='D:\SCETC\dataXml'
$pathCopy='D:\交易失败流水'

$fileType='*603.xml'
$matchString='"CardLocalFee":"0","CardLocalPayfee":"0"'

if( -not (Test-Path -LiteralPath $pathSource)){cmd /c pause;exit}
if( -not (Test-Path -LiteralPath $pathCopy)){cmd /c pause;exit}
$fsw=new-object System.IO.FileSystemWatcher
$fsw.path=$pathSource
$fsw.filter=$fileType

$theMain={
if($args.count){
$xmlFile=$args[0]
}else{
$xmlFile=Get-ChildItem -LiteralPath $pathSource -Filter $fileType |Sort {$_.LastWriteTime} |Select -Last 1 -Wait
$xmlFile=$xmlFile.fullname
}
$xmlContent=[xml](Get-Content -LiteralPath $xmlFile -Encoding "UTF8")
$r=$xmlContent.datas.data.attribute.value |foreach{$_ -match $matchString}
if($true -in [object[]]$r){
$thePath=$pathCopy+'\'+(Get-Date).ToString("yyyy-MM-dd")+'\'
if( -not (Test-Path -LiteralPath $thePath)){$null=New-Item -Type Directory -Path $thepath}
write-host "copy $xmlFile to $thePath" -ForegroundColor Green
Copy-Item -LiteralPath $xmlFile -Destination $thePath
}else{write-host "not match , do noting" -ForegroundColor Green}
}

"`n running... `n"
$theMain.invoke()

$whenCreateDo={
$evArgs=$event.SourceEventArgs
$createTime=$event.TimeGenerated
$msg="{0} was {1} at {2}" -f $evArgs.FullPath,$evArgs.ChangeType,$createTime
Write-Host $msg -ForegroundColor Yellow
Start-Sleep -seconds 2
$t=0
while($t -lt 8){
try{
$s=Get-Content -LiteralPath ($evArgs.FullPath) -Encoding "UTF8"
$t=128
}catch{
$t+=2
write-host "open the newfile fail (maybe using) , retry $t seconds later" -ForegroundColor Red
start-sleep -seconds $t
}
}
$theMain.invoke($evArgs.FullPath)
}

Register-ObjectEvent -InputObject $fsw -EventName Created -Action $whenCreateDo -SourceIdentifier fileCreate
if(!$fsw.enableraisingevents){$fsw.enableraisingevents=$true}
"`n press CTRL+C to exit `n"
try{
Wait-Event -SourceIdentifier fileCreate
}finally{
$fsw.enableraisingevents=$false
Unregister-Event -SourceIdentifier fileCreate
$fsw.dispose()
"`n done `n"
cmd /c pause
}
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@echo off &setlocal
set "d=D:\交易失败流水\%date%"
if not exist "%d%" md "%d%"
pushd "D:\SCETC\dataXml\"
:[Loop]
for /f "delims=" %%F in (' dir /b/tw/o-d/a-d "*603.xml" ') do (
	if not defined _lastF set "_lastF=%%F"
	if defined lastF if /i "%%F"=="%lastF%" goto[next]
	findstr /i "\"CardLocalFee\":\"0\",\"CardLocalPayfee\":\"0\"" "%%F">nul&&(copy /y "%%F" "%d%")
)
:[next]
set "lastF=%_lastF%" &set "_lastF="
timeout /t 3 /nobreak>nul
goto[Loop]
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@echo off
rem 保存为ansi，删除第15行中的|
set "f=d:\另存"

cd /d "D:\SCETC\dataXml\"
md "%f%" 2>nul

:loop
for /f "tokens=1-3 delims=/ " %%a in ("%date%") do (
	set d=d:\交易失败流水\%%a%%b%%c
)
md "%d%" 2>nul

for /f "delims=" %%i in ('2^>nul dir /b /a-d "*603.xml"') do (
	find "CardLocalFee&|quot;:&|quot;0&|quot;,&|quot;CardLocalPayfee&|quot;:&|quot;0&|quot;" "%%i" 1>nul && copy "%%i" "%d%\"
	move "%%i" "%f%\"
)
timeout 1 >nul
goto :loop
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