This example still uses foreach, but it isn't being input through a pipeline, so you have to tell it which collection of objects to loop through and what variable to store each object in—the part that says ($name in $names). Everything else is pretty much the same, and as soon ...
I'm still executing that same Get-Content cmdlet to retrieve the contents of the text file. This time, I'm asking the Foreach construct to loop through the collection of objects returned by Get-Content. The loop executes one time for each object, and the current object is placed in the...
正如mklement0所指出的，您的XML文档具有名称空间，因此在使用XPath表达式选择节点时需要一个名称空间管理器。使用点访问来选择节点可以让您绕过名称空间管理，但由于点访问并不总是以预期的方式工作，我仍然建议您坚持使用SelectNodes()并使用适当的名称空间管理器。
With the previous text saved in a file named SQLPowershell.ps1 in the local PowerShell folder, the command can be executed. Now let's test our new addition to the SQLpowershell function library. Following is the information that the QryGetSQLWMIClassDefinitions function returns its output to...
Create one folder for each resource within this folder. In this case, you’re creating a single resource and, therefore, just one folder named TrustedHosts. The folder and resource should have the same name. This resource-specific folder TrustedHosts contains files specifi...
Exchange Powershell : Loop through all users/Mailboxes and run an exchange command on the mailbox. Exchange PowerShell not running The pipeline was not run because a pipeline is already running. Pipelines cannot be run concurrently. issue ? Exclude a KB number from a Windows update Powershell...
Loop through the contents of a file By default, the Get-Content cmdlet uses the end-of-line character as its delimiter, so it gets a file as a collection of strings, with each line as one string in the file. You can use the -Delimiter parameter to specify an alternate delimiter. If ...
Experience shows that merely looping through all the messages in the Sent Items folder once isn’t enough; on a first loop, some items are handled but others aren’t touched. It may take three or four such loops to handle all the items that need handling. The number of loops probably de...
Pipelining.With PowerShell, commands can be linked together through the pipe operator, symbolized as |. This approach lets the output from a given command become the input for the next command in the pipeline sequence. The PowerShell pipeline lets objects, rather than text strings, flow from on...
You can pass a list of colors and PowerLine will loop through them. You can also specify two colors, and PowerLine will generate a gradient between those colors with the same number of steps as you have output blocks. Basically, each scriptblock which has output (PowerLine cleans up and ...