请勿使用这些参数名称:WhatIf、Confirm、Verbose、Debug、Warn、ErrorAction、ErrorVariable、OutVariable和OutBuffer。 此外,保留这些参数名称的以下别名:vb、db、ea、ev、ov和ob。 Name 是一个简单的通用参数名称,建议在 cmdlet 中使用。 最好选择类似于这样的参数名称,而不是对特定 cmdlet 唯一且难以记...
PS> $empty = $null PS> $empty[0] Error: Cannot index into a null array. 因此,在尝试访问数组中的元素之前,请确保数组不是 $null。Count数组和其他集合具有计数属性,可告知数组中有多少项。PowerShell 复制 PS> $data.count 4 PowerShell 3.0 向大多数对象添加了计数属性。 你可以使用单个对象,它应该...
$array = 1..5 | ForEach-Object { "ATX-SQL-$PSItem" } 通常當我們想到使用管線時,我們會考慮一般的 PowerShell 單行程式。 我們可以利用管線搭配 foreach() 語句和其他迴圈。 因此,我們可以將專案卸除至管線,而不是在迴圈中將專案新增至陣列。Power...
To create a strongly typed array, that is, an array that can contain only values of a particular type, cast the variable as an array type, such as string[], long[], or int32[]. To cast an array, precede the variable name with an array type enclosed in brackets. For example:Power...
Referencing Variables and Variable Values Removing Items From Arrays The String’s the Thing Three Things You Might Not Know About Windows PowerShell Functions Using Windows PowerShell “Here-Strings” Using the Range Operator in Wildcard Queries What Is (and What Isn’t) in Our Array? Windows ...
Referencing Variables and Variable Values Removing Items From Arrays The String’s the Thing Three Things You Might Not Know About Windows PowerShell Functions Using Windows PowerShell “Here-Strings” Using the Range Operator in Wildcard Queries What Is (and What Isn’t) in Our Array? Windows ...
That built-in variable will return something like this: C:Documents and Settingskeymyermy documentsWindowsPowerShellMicrosoft.PowerShell_profile.ps1 This is the full path to the file that Windows PowerShell will try to run when it starts. Notice we said “try” to run. Here’s an interesting...
Make SystemPolicy public APIs visible but non-op on Unix platforms so that they can be included in PowerShellStandard.Library (#25051) Set standard handles explicitly when starting a process with -NoNewWindow (#25061) Fix tooltip for variable expansion and include desc (#25112) (Thanks @j...
1、当前文件夹运行命令 进入存放脚本文件的命令，然后执行：.\psl1脚本文件 我的脚本文件存放在F盘的...
Make SystemPolicy public APIs visible but non-op on Unix platforms so that they can be included in PowerShellStandard.Library (#25051) Set standard handles explicitly when starting a process with -NoNewWindow (#25061) Fix tooltip for variable expansion and include desc (#25112) (Thanks @j...