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Rename Hashtable Key Revised

Last week I posted an advanced PowerShell function to rename a hashtable key. As usual, the more I worked with it the more I realized it was missing something – namely the ability the take a pipelined object. My original version assumed you had...

Published Thu, Jan 01 2013 8:54 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, Pipeline, parameter, hashtable

PowerShell Scripting with [ValidateCount]

Here’s another parameter validation attribute you might want to use in your PowerShell scripting and functions. If your parameter can take an array of values, you might want to limit that array to a certain size. For example, your parameter …...

Published Thu, Apr 04 2012 8:38 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, PowerShell v2.0, parameter, Validation

PowerShell Scripting with [ValidateLength]

In continuing the exploration of parameter validation attributes, today we’ll look at [ValidateLength()]. You can use this attribute in your PowerShell scripting to validate that a parameter value is at least a certain length and no more and a certain...

Published Fri, Apr 04 2012 11:11 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, parameter, Validation

PowerShell Scripting with [ValidateSet]

Today we’ll continue our exploration of the parameter validation attributes you can use in you PowerShell scripting. We’ve already looked at [ValidateRange] and [ValidateScript]. Another attribute you are likely to use is [ValidateSet()]....

Published Mon, Apr 04 2012 7:38 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, PowerShell v2.0, parameter, Validation

PowerShell Scripting with [ValidateScript]

The last few days we’ve been looking at parameter validation attributes you might use in a script of function. Yesterday I wrote about [ValidateRange] and demonstrated how you might use it. That attribute works fine for any values that can …...

Published Thu, Apr 04 2012 8:57 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, ScriptBlock, parameter, Validation

PowerShell Scripting with [ValidateRange]

After my post yesterday on using the ValidateScript attribute with PSCredentials, I thought you might find it helpful to have a brief discussion on some other parameter validation attributes such as [ValidateRange()]. You can use this attribute if you...

Published Wed, Apr 04 2012 11:01 AM by The Lonely Administrator

Filed under: Scripting, PowerShell, parameter, ValidateRange

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