PowerShell 中 Format-Table cmdlet 的最大列数是多少

Jer*_*ers 3 powershell powershell-4.0

我正在使用Format-Table编写一个在列中发出输出的脚本,并且不能显示超过 9 个(无论有没有-AutoSize参数)。

以防万一这不是我的错,只是一些未记录的事情:

Format-Table可以显示的最大列数是多少?

如果它未绑定,我将从我的脚本中提取一个小的可重现案例。

我正在使用 PowerShell 4.0,并创建要列出的对象,如下所示:

    New-Object PSCustomObject -Property ([Ordered] @{
        "BDS #" = $bdsVersion
        "HKCU" = $hkcuBasePath
        "HKLM" = $hklmBasePath
        "Name" = $fullName
        "CompilerVersion" = $compilerVersion
        "RTLVersion" = $rtlVersion
        "Define" = $define
        "Characterset" = $characterSet
        "Architectures" = $architecture
        "Frameworks" = $framework
        "DllSuffix" = $dllSuffix
    })
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DllSuffix即使我的控制台窗口足够宽(300 个字符宽),该列也不会显示。

编辑

按照建议Cole9350,我加入了-Wrap-AutoSize参数来设置表的格式,但它仍然失败:

function Get-BDS-ProductSummaries {
    $bdsVersions = Get-BDS-Versions
    $bdsVersions | ForEach-Object { 
        $summary = Get-BDS-ProductSummary $_
        $summary
    } | Format-Table -AutoSize -Wrap
    # http://blogs.technet.com/b/nexthop/archive/2011/03/21/psformatorselect.aspx
    Write-Host "Slash separated values like xxx/yyy means native/.NET"
}
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我从脚本的“主要”部分调用这个函数:

$args | ForEach-Object {
    $arg = $_
    switch ($arg) {
# ...
        'ProductSummaries' {
            Write-Host "Product Summaries:"
            Get-BDS-ProductSummaries
        }
# ...
    }
    $anyArg = $True
}
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解释结合-Wrapwith的链接-Format-Table也表明有时并非所有列都会显示,但不会说明在什么情况下。

所以我正在寻找指导:什么时候不显示所有内容?

我什至重新排序了一些字段,并将 HKCU/HKLM 路径合并为一个字段并将其放在最后:

    New-Object PSCustomObject -Property ([Ordered] @{
        "BDS #" = $bdsVersion
        "Name" = $fullName
        "CompilerVersion" = $compilerVersion
        "RTLVersion" = $rtlVersion
        "Define" = $define
        "Characterset" = $characterSet
        "Architectures" = $architecture
        "Frameworks" = $framework
        "DllSuffix" = $dllSuffix
        "ProjectVersion" = $projectVersion
    #    "HKCU" = $hkcuBasePath
    #    "HKLM" = $hklmBasePath
        "HKCU/HKLM registry path" = $basePath
    })
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它显示了一个 165 个字符宽的表格(而我的控制台窗口是 300 个字符宽):

Product Summaries:

BDS # Name                    CompilerVersion RTLVersion Define               Characterset Architectures                         Frameworks DllSuffix ProjectVersion
----- ----                    --------------- ---------- ------               ------------ -------------                         ---------- --------- --------------
    1 Borland C# Builder 1    C#              C#         C#                   Unicode      C# .NET 1                             .NET       ????      ????
    2 Borland Delphi 8        none/16.0       none/16.0  VER160/VER160        Ansi/Unicode Win32;.NET 1                          VCL/.NET   80        80
    3 Borland Delphi 2005     17.0/17.0       17.0/17.0  VER170/VER170        Ansi/Unicode Win32;.NET 1                          VCL/.NET   90        ????
    4 Borland Delphi 2006     18.0/18.0       18.0/18.0  VER180/VER180        Ansi/Unicode Win32;.NET 2                          VCL/.NET   100       ????
    5 Borland Delphi 2007     18.5/19.0       18.0/19.0  VER180&VER185/VER190 Ansi/Unicode Win32;.NET 2                          VCL/.NET   100       ????
    6 CodeGear Delphi 2009    20.0            20.0       VER200               Unicode      Win32                                 VCL        120       11.1;12.0
    7 CodeGear Delphi 2010    21.0            21.0       VER210               Unicode      Win32                                 VCL        140       12.0
    8 Embarcadero Delphi XE   22.0            22.0       VER220               Unicode      Win32                                 VCL        150       12.2;12.3
    9 Embarcadero Delphi XE2  23.0            23.0       VER230               Unicode      Win32;Win64                           VCL        160       13.4
   10 Embarcadero Delphi XE3  24.0            24.0       VER240               Unicode      Win32;Win64;OSX32                     VCL;FMX1   170       14.3;14.4
   11 Embarcadero Delphi XE4  25.0            25.0       VER250               Unicode      Win32;Win64;OSX32;iOS-Arm             VCL;FMX2   180       14.6
   12 Embarcadero Delphi XE5  26.0            26.0       VER260               Unicode      Win32;Win64;OSX32;iOS-Arm;Android-Arm VCL;FMX2   190       15.1
   13 Embarcadero Appmethod 1 ????            ????       ????                 Unicode      ????                                  FMX2       ????      ????
   14 Embarcadero Delphi XE6  27.0            27.0       VER270               Unicode      Win32;Win64;OSX32;iOS-Arm;Android-Arm VCL;FMX2   200       15.4
   15 Embarcadero Appmethod 2 ????            ????       ????                 Unicode      ????                                  FMX2       ????      ????
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随着路径更接近开头,输出 181 个字符宽:

BDS # HKCU/HKLM registry path        Name                    CompilerVersion RTLVersion Define               Characterset Architectures                         Frameworks DllSuffix
----- -----------------------        ----                    --------------- ---------- ------               ------------ -------------                         ---------- ---------
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-Wrap, 但没有-AutoSize最后一列也不显示。

离开Format-Table时,它会显示所有字段,因此New-Object PSCustomObject -Property会生成所有属性:

BDS #                   : 14
HKCU/HKLM registry path : \Software\Embarcadero\BDS\14.0
Name                    : Embarcadero Delphi XE6
CompilerVersion         : 27.0
RTLVersion              : 27.0
Define                  : VER270
Characterset            : Unicode
Architectures           : Win32;Win64;OSX32;iOS-Arm;Android-Arm
Frameworks              : VCL;FMX2
DllSuffix               : 200
ProjectVersion          : 15.4
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小智 9

默认情况下,Format-Table 将只显示 10 列。要获得它们,请使用“*”。有关详细信息,请参阅下面的示例和输出。

(仅供参考: -Wrap 在显示列但其中的数据被截断时使用。)

例子:

$aryTemp = @()
$objTemp = New-Object PSObject
$objTemp | Add-Member -type NoteProperty -Name Column1 -Value "Data1"
$objTemp | Add-Member -type NoteProperty -Name Column2 -Value "Data2"
$objTemp | Add-Member -type NoteProperty -Name Column3 -Value "Data3"
$objTemp | Add-Member -type NoteProperty -Name Column4 -Value "Data4"
$objTemp | Add-Member -type NoteProperty -Name Column5 -Value "Data5"
$objTemp | Add-Member -type NoteProperty -Name Column6 -Value "Data6"
$objTemp | Add-Member -type NoteProperty -Name Column7 -Value "Data7"
$objTemp | Add-Member -type NoteProperty -Name Column8 -Value "Data8"
$objTemp | Add-Member -type NoteProperty -Name Column9 -Value "Data9"
$objTemp | Add-Member -type NoteProperty -Name Column10 -Value "Data10"
$objTemp | Add-Member -type NoteProperty -Name Column11 -Value "Data11"
$objTemp | Add-Member -type NoteProperty -Name Column12 -Value "Data12"
$objTemp | Add-Member -type NoteProperty -Name Column13 -Value "Data13"
$objTemp | Add-Member -type NoteProperty -Name Column14 -Value "Data14"
$objTemp | Add-Member -type NoteProperty -Name Column15 -Value "Data15"
$aryTemp += $objTemp

#only shows 10 columns
$aryTemp | Format-Table

#show all
$aryTemp | Format-Table *
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输出:

Column1 Column2 Column3 Column4 Column5 Column6 Column7 Column8 Column9 Column10
------- ------- ------- ------- ------- ------- ------- ------- ------- --------
Data1   Data2   Data3   Data4   Data5   Data6   Data7   Data8   Data9   Data10  



Column1 Column2 Column3 Column4 Column5 Column6 Column7 Column8 Column9 Column10 Column11 Column12 Column13 Column14 Column15
------- ------- ------- ------- ------- ------- ------- ------- ------- -------- -------- -------- -------- -------- --------
Data1   Data2   Data3   Data4   Data5   Data6   Data7   Data8   Data9   Data10   Data11   Data12   Data13   Data14   Data15  
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