$array1 = @(1, 2, 3) $array2 = @(4, 5, 6) $array1 += $array2 $array1 Output 1 2 3 4 5 6 7 8 1 2 3 4 5 6 The above code block is similar to the previous one but uses the += operator to add $array2 to the end of $array1. The += operator is a shorthand...
Using ForEach Cmdlet to add double quotes to each element of array Using Backtick Characters Use backtick characters to add double quotes to string in PowerShell. Use Backtick Characters 1 2 3 4 $string = "Hello `"World`"" $string OUTPUT 1 2 3 Hello "World" Backtick character ...
ForEach(string propertyName, object[] newValue)方法ForEach() 也可以用來擷取或設定集合中每個項目的屬性值。PowerShell 複製 # Set all LastAccessTime properties of files to the current date. (dir 'C:\Temp').ForEach('LastAccessTime', (Get-Date)) # View the newly set LastAccessTime of ...
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...
$myarray = [System.Collections.ArrayList]::new() [void]$myArray.Add('Value') 我们正在调用 .NET 以获取此类型。 在本例中,我们将使用默认构造函数来创建它。 然后调用 Add 方法向其中添加项。我在行首使用 [void] 是为了禁用返回代码。 某些 .NET 调用会这么做,并可能会产生意外输出。如果数组中的唯一...
$array= @() (0..2).foreach{$array+=$_}$array 输出 0 1 2 算术运算符和变量 还可以将算术运算符与变量一起使用。 运算符作用于变量的值。 以下示例演示如何对变量使用算术运算符: PowerShell PS>$intA=6PS>$intB=4PS>$intA+$intB10PS>$a="Power"PS>$b="Shell"PS>$a+$bPowerShell ...
param( [Parameter(Mandatory, ParameterSetName="Computer")] [string[]]$ComputerName, [Parameter(Mandatory, ParameterSetName="User")] [string[]]$UserName, [Parameter()] [switch]$Summary ) 每个参数中只能指定一个 ParameterSetName 值,每个 ParameterSetName 属性中只能指定一个 参数。 若...
To control this you can cast the variable as the type you need, like this: PowerShell Copy PS> $strval = [string]'7' Another benefit of objects is the ability to group objects into collections of objects. Collections are like an array without a predefined limit. You can create a ...
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 PowerShell Tip: Adding a Simple Menu to a Windows PowerShell Scr...
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 PowerShell Tip: Adding a Simple Menu to a Windows PowerShell Scr...