5i365

回复 29# 5i365

发现一个问题, 经常有下面的错误提示, 但是也能显示结果,
不知道是不是获取数据时出错了, 这个挺重要, 要是数据错了, 成绩汇总肯定也错了, 学生就哭晕了

ERROR: New-Object : Exception calling ".ctor" with "1" argument(s): "The file is not an valid Package file. If the file is encrypted, please supply the password in th
ERROR: e constructor."
EP3.ps1 (7, 11): ERROR: At Line: 7 char: 11
ERROR: + ...     $pack = New-Object OfficeOpenXml.ExcelPackage -ArgumentList $_.Fu ...
ERROR: +                 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ERROR:     + CategoryInfo          : InvalidOperation: ( [New-Object], MethodInvocationException
ERROR:     + FullyQualifiedErrorId : ConstructorInvokedThrowException,Microsoft.PowerShell.Commands.NewObjectCommand
ERROR:
ERROR: Cannot index into a null array.
EP3.ps1 (9, 3): ERROR: At Line: 9 char: 3
ERROR: +         $a2d = $pack.Workbook.Worksheets[1].Cells.Value
ERROR: +         ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ERROR:     + CategoryInfo          : InvalidOperation: (:) [], RuntimeException
ERROR:     + FullyQualifiedErrorId : NullArray

flashercs

出错是因为 有的.xlsx不是真正Excel文件,披着羊皮的狼而已.

Add-Type -LiteralPath .\EPPlus.dll -ErrorAction Stop
$fields = @('姓名:', '语文:', '数学:', '社会:', '历史:')
$keyField = '姓名:'
$groupPso = Get-ChildItem -Path .\*.xlsx -Filter *.xlsx | Where-Object { -not $_.PSIsContainer } | ForEach-Object {
  try {
    $_ | Resolve-Path -Relative | Write-Host
    $pack = New-Object OfficeOpenXml.ExcelPackage -ArgumentList $_.FullName -ErrorAction Stop
    $pso = New-Object psobject
    $a2d = $pack.Workbook.Worksheets[1].Cells.Value
    for ($x = $a2d.GetLowerBound(0); $x -le $a2d.GetUpperBound(0); $x++) {
      $propName = $null
      for ($y = $a2d.GetLowerBound(1); $y -le $a2d.GetUpperBound(1); $y++) {
        if ($null -eq $propName) {
          if ($fields -contains $a2d[$x, $y]) {
            $propName = $a2d[$x, $y]
          }
        } else {
          if ($null -ne $a2d[$x, $y]) {
            $pso | Add-Member -MemberType NoteProperty -Name $propName -Value $a2d[$x, $y]
            $propName = $null
          }
        }
      }
    }
    $pso
  } finally {
    if ($pack) {
      $pack.Dispose()
      $pack = $null
    }
  }
  trap { }
} | Group-Object -Property $keyField
function Get-StudentScore {
  param (
    [string[]]$UserName
  )
  $groupPso | Where-Object { $null -eq $UserName -or $UserName -contains '*' -or $UserName -contains $_.Name } | ForEach-Object {
    $pso = New-Object psobject -Property @{$keyField = $_.Name }
    $_.Group | Measure-Object -Property ($fields -ne $keyField) -Sum | ForEach-Object {
      $pso | Add-Member -MemberType NoteProperty -Name $_.Property -Value $_.Sum.ToString('f2')
    }
    $pso
  }
}
# main
# search 佟玉
# Get-StudentScore -UserName 佟玉 | Format-Table -AutoSize
# search 张三,李四
# Get-StudentScore -UserName 张三, 李四 | Format-Table -AutoSize
# search 所有学生
# Get-StudentScore -UserName * | Format-Table -AutoSize
# search 所有学生
# Get-StudentScore | Format-Table -AutoSize
# 左对齐
# Get-StudentScore | Out-GridView -Title 学生成绩汇总 -Wait
# 筛选姓名
# Get-StudentScore | Out-GridView -Title 学生成绩汇总_多选 -OutputMode Multiple | Out-GridView -Title 学生成绩汇总_已选择 -Wait

Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing
$form = New-Object System.Windows.Forms.Form
$form.Text = '双击要查询的姓名'
$Form.FormBorderStyle = "FixedToolWindow"
$form.StartPosition = 'CenterScreen'
$form.Font = New-Object System.Drawing.Font("微软雅黑", 10, [Drawing.FontStyle]::Bold)
$form.ClientSize = '160, 300'

$listBox = New-Object System.Windows.Forms.Listbox
# $listBox.Dock = 'Fill'
$listBox.Location = '0, 0'
$listBox.Size = '160,280'
$listBox.Anchor = 'Left,Top,Right,Bottom'
$listBox.SelectionMode = 'MultiExtended'
$listBox.DataSource = [System.Collections.ArrayList]@($groupPso.Name | Sort-Object)
$form.Controls.Add($listBox)

$OKButton = New-Object System.Windows.Forms.Button
$OKButton.Location = '0,275'
$OKButton.Size = '160,25'
$OKButton.Text = 'OK'
$OKButton.DialogResult = [System.Windows.Forms.DialogResult]::OK
$OKButton.Anchor = 'Bottom'
$form.AcceptButton = $OKButton
$form.Controls.Add($OKButton)

$form.TopMost = $true
if ($groupPso.Count -gt 10) {
  $form.ClientSize = '160,700'
}
$result = $form.ShowDialog()

if ($result -eq [System.Windows.Forms.DialogResult]::OK) {
  $selectedItems = $listBox.SelectedItems
}

($form, $OKButton, $listBox).Dispose()
if (-not $selectedItems) {
  exit
}

$form = New-Object System.Windows.Forms.Form
$form.Text = '显示结果'
$form.ClientSize = '200, 300'

$Form.FormBorderStyle = "FixedToolWindow"
$form.StartPosition = 'CenterScreen'

$textbox1 = New-Object 'System.Windows.Forms.TextBox'
$textbox1.Name = 'textbox1'
$textbox1.Dock = 'Fill'
$textbox1.Multiline = $True
$textbox1.ScrollBars = 'Both'
$textbox1.Font = New-Object System.Drawing.Font("微软雅黑", 10)
$form.Controls.Add($textbox1)
$textbox1.AppendText((Get-StudentScore -UserName $selectedItems | Format-List | Out-String -Width ([int]::MaxValue)))
$result = $form.ShowDialog()
($form, $textbox1).Dispose()
复制代码

5i365

回复 32# flashercs

多谢大侠

wanghan519

回复 2# idwma


    大师，我在很多地方抄袭你这回答的第一句，非常好用

#@&cls&powershell "type '%~0'|out-string|iex"&pause&exit
复制代码

请问，第二个字符，那个@在这里起什么作用，删掉似乎也能运行，只是不知道有什么影响，多谢解惑

idwma

回复 34# wanghan519


不是不是当不起
也是借鉴前辈们的
还真不知道有没得啥子影响

newswan

比较一下

#@&echo "ok"
#&echo "ok"
复制代码