Today, you will learn about PowerShell Error Variables, which are very important for PowerShell administrators or developers. In this tutorial, I will explain how to use PowerShell error variables. The $Error variable in PowerShell is an automatic array that stores information about the most recent errors in the current session, with the latest error at … Read more
It has been three years since I have been giving PowerShell sessions for a local user group in Chicago. In the last session, we discussed about PowerShell static variables. In this tutorial, I will explain how to work with static variables in PowerShell with examples. Static variables in PowerShell are declared within a class using … Read more
As a PowerShell developer, you need to display output the value of variables. In this tutorial, I will explain how to output variables in PowerShell using different methods and examples. To output a variable in PowerShell using the Write-Output cmdlet, simply pass the variable as an argument to the cmdlet. For example, if you have … Read more
Today, I will explain the PowerShell switch statement with greater than conditions. As a PowerShell developer, you might come across this situation. I will explain everything about “PowerShell switch greater than” with examples. The PowerShell switch statement allows for concise conditional logic by evaluating a variable against multiple conditions. Using greater than conditions, you can … Read more
One of my team members recently searched for implementing contains in the PowerShell switch statement. This is a very important concept that PowerShell developers use. In this tutorial, I will explain everything about “PowerShell switch string contains” with examples. To check if a string contains a specific substring using a PowerShell switch statement, you can … Read more
While giving a webinar for a PowerShell user group in Chicago, someone asked me about resetting variables in PowerShell. There are different methods to do so. In this tutorial, I will show you how to reset variables in PowerShell with examples. To reset a variable in PowerShell, you can use the Clear-Variable cmdlet, which removes … Read more
Recently, I was working with some variables and wanted to check if a variable was empty or contained a value before using it. This is possible using different methods. In this tutorial, I will show you how to check if a variable is empty in PowerShell with some examples. To check if a variable is … Read more
As a PowerShell user, you should find out whether a specific variable exists before using it in your script. In this tutorial, I will show you different methods to check if a variable exists in PowerShell and provide some real examples. To check if a variable exists in PowerShell, you can use the Get-Variable cmdlet. … Read more
Recently, in one of my projects, a team member tried to escape special characters in a PowerShell variable. I suggested a few methods. In this tutorial, I will show you how to escape special characters in variables in PowerShell with examples. To escape special characters in PowerShell variables, use the backtick (`) as the escape … Read more
One PowerShell administrator asked me about sharing variables between functions in PowerShell. There are different methods to do this. In this tutorial, I will show you how to share variables between functions in PowerShell with examples. To share variables between functions in PowerShell using the global variable method, you can declare a variable with the … Read more
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