Compare-Object 与进程的奇怪行为
Compare-Object weird behaviour with processes
我想将两个 txt 文件与 PowerShell 中的进程信息进行比较。
我查了很多网站,总有这么简单的
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
报价。
现在由于某种原因,每当我尝试对包含进程信息的 txt 文件执行此操作时,shell 总是输出两个文件的全部内容,而不是差异。但是,当我将两个 txt 文件与每行中的随机单词进行比较时,输出正确地说明了差异。
由于某种原因,只有在比较两个包含进程信息的 txt 文件时才会发生这种情况。
这是我使用的代码。我已经事先更改了目录,但是我也尝试使用整个文件路径以防万一,但得到了相同的结果。
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
两个文件的内容只是一个普通的(每个文件运行不同的进程)
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
我希望这样的输出:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
但是,如果您输入
,我得到的正是 txt 文件中写入的内容
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
编辑:
当我这样写时:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
我明白了:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
但是,当我使用包含 Get-Process 信息的 txt 文件而不是这些变量时,控制台会输出文件的全部内容,而不是像上面那样输出差异。
输出重定向运算符将 Get-Process 输出的默认文本表示写入文件。这意味着您的输出是表格形式的文本,而不是 Process 对象。表格输出包含 CPU 和内存使用情况等信息,它们会随着时间的推移而变化,以及 PID 和句柄,它们会随着进程的调用而变化。因此,输入文件中的大多数(如果不是全部)行很可能在这些值中的至少一个上有所不同。这意味着您根本没有匹配的行。期间。
您实际上想要比较的只是进程名称。当然你可以从文本文件中解析出来,但我不推荐它。修复您的输入要好得多:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
然后你可以像这样比较 2 个输出文件:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
但是,如果您还需要其他进程信息,您可能需要考虑使用 Export-Clixml 或 Export-Csv 代替:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
然后你可以像这样比较 2 个输出文件:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
不确定是什么原因造成的,但这里有一个故障排除提示。
使用以下内容:
Compare-Object $(Get-Content [RandomFilePath]) $(Get-Content [RandomFilePath])
Compare-Object $(Get-Content proc.txt) $(Get-Content proc1.txt)
Get-Process > proc.txtInputObject SideIndicator
----------- -------------
System.Diagnostics.Process (EXCEL) =>
System.Diagnostics.Process (freecell) =>
System.Diagnostics.Process (notepad) =>
System.Diagnostics.Process (dexplore) <=
Get-Process > file.txt
$a = Get-Process
notepad
$b = Get-Process
Compare-Object $a $bSystem.Diagnostics.Process (notepad) =>
Get-Process | Select-Object -Expand Name > proc.txt
Compare-Object (Get-Content proc.txt) (Get-Content proc1.txt)
Get-Process | Export-Clixml proc.xml
# or
Get-Process | Export-Csv proc.csv -NoType
Compare-Object (Import-Clixml proc.xml) (Import-Clixml proc1.xml) -Property Name -PassThru
# or
Compare-Object (Import-Csv proc.csv) (Import-Csv proc1.csv) -Property Name -PassThru
Compare-Object $(Get-Content proc.txt) $(Get-Content proc.txt)
现在应该没有区别了。只是为了测试使用流程文件比较是否正常工作。
将流程导出为 .csv 文件格式并再次进行比较。这也可能有效。