functionAdd-Numbers([int]$One, [int]$Two) {$One+$Two} 虽然首选第一种方法,但这两种方法之间没有区别。 运行该函数时,为参数提供的值将赋给包含参数名称的变量。 该变量的值可以在函数中使用。 以下示例是一个名为Get-SmallFiles的函数。 该函数附带$Size参数。 该函数显示所有小于$
PowerShell 复制 PS> [int[]] $numbers = 1,2,3 PS> [int[]] $numbers2 = 'one','two','three' ERROR: Cannot convert value "one" to type "System.Int32". Input string was not in a correct format." PS> [string[]] $strings = 'one','two','three' ArrayList...
A range of numbers, 1 to 5, are piped into the first ForEach-Object command, the results of which are stored in a variable named $temp. The results of the first ForEach-Object command are piped into a second ForEach-Object command, which displays the current values of $temp and $_....
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For example, to search the contents of files for a specific pattern, you can pipe theGet-Contentcommand straight into theSelect-Stringcmdlet. Working off the previous phone number example, you can look for phone numbers in a file by combining the two PowerShell commands. ...
After configuring the first option we repeat the process for the remaining options in our menu. In this case we have only one additional option (No) but we could add in as many options as we want. Want to give the user a chance to selectMaybe? Then use code similar to this: ...
If you enter one number as the value of this parameter, that number determines the number of lines captured before and after the match. If you enter two numbers as the value, the first number determines the number of lines before the match and the second number determines the number of lin...
Select-Stringalso has aContextparameter which accepts an array of one or two numbers specifying the number of lines before and after a match that should be captured. All text parsing techniques in this post can be used to parse information from the context lines. The result object has aContex...
PS :> Invoke-CimMethod -ClassName TestCalculator -MethodName AddNumbers -Arguments @{numbers = $nums} –Namespace root/test PS :> $nums2 = Get-CimInstance –ClassName numbers -Namespace root/test PS :> Invoke-CimMethod -ClassName TestCalculator -MethodName AddNumbers -Arguments @{numbers = ...