ComputerName Verbose Debug ErrorAction WarningAction InformationAction ErrorVariable WarningVariable InformationVariable OutVariable OutBuffer PipelineVariable WhatIf Confirm 参数验证 尽早验证输入。 如果不可能在没有有效输入的情况下运行代码,那为什么允许代码在某路径上继续运行?
Enter a variable that contains the text, or type a command or expression that gets the text. Using the InputObject parameter isn't the same as sending strings down the pipeline to Select-String. When you pipe more than one string to the Select-String cmdlet, it searches for the ...
Windows PowerShell provides flexible, feature-filled variable types and an equally flexible system for extending the functionality of types. These capabilities make it very easy to build a great deal of power into your scripts. In fact, variables can become a major building block in complex script...
Read-Hosthas a limit of 1022 characters it can accept as input from a user. Examples Example 1: Save console input to a variable This example displays the string "Please enter your age:" as a prompt. When a value is entered and the Enter key is pressed, the value is stored in the$...
The ComputerName parameter uses the variable $Server to get log information from each server.The objects are sent down the pipeline to the Select-Object cmdlet. Select-Object gets the properties LogMode, MaximumSizeInBytes, RecordCount, LogName, and uses a calculated expres...
Summary: Learn how to use Windows PowerShell to solicit user input. How can I solicit input from the user? Use theRead-Hostcmdlet: $in = Read-host “enter the data” 0 0 Category Scripting Topics PowerTipScripting Guy!Windows PowerShell ...
The practical upshot of all this is that I can use one function to read the CSV file and transform its data into hashtables. The hashtables can then be piped to my provisioning function: Copy ProvisionInputCSV c:\data\myinput.csv | Provision ...
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The Read-Host cmdlet reads a line of input from the console. You can use it to prompt a user for input. Because you can save the input as a secure string, you can use this cmdlet to prompt users for secure data, such as passwords, ...