Bijay Kumar 
To convert a string to a date in PowerShell, cast it with [datetime] when it’s in US or ISO format. For any other layout, use [datetime]::ParseExact() and tell it the exact format: Output: Once it’s a DateTime, you can format it, compare it and do date math with it. I ran every example in PowerShell … Read more
To convert a string to Base64 in PowerShell, turn the text into bytes with [System.Text.Encoding]::UTF8.GetBytes(), then pass the bytes to [System.Convert]::ToBase64String(): Output: To decode Base64 back to text, reverse the two steps. FromBase64String() returns the bytes, and GetString() turns them into text: Output: I ran every example in PowerShell 7.6 and Windows PowerShell 5.1. The … Read more
If you are working with strings in PowerShell and want to know how to convert objects to strings in PowerShell, check out this complete tutorial. I have explained the process in detail with examples. To convert an object to a string in PowerShell, you can use the Out-String cmdlet, the -join operator, or the ToString() … Read more
To extract text between two delimiters in PowerShell, match it with a regular expression and a capture group. The part in parentheses lands in $Matches[1]: Output: The ? after .* matters more than it looks, and -match only returns the first match. Both are covered below. I ran every example in PowerShell 7.6 and Windows … Read more
If you want to write industry-standard PowerShell scripts, you should know how to add comments in PowerShell. Let me explain this in detail with examples. To add comments in PowerShell, you can use the hash symbol (#). Any text following the # on the same line will be treated as a comment and ignored during execution. For example: … Read more
Recently, I was working on a PowerShell script to get the count of occurrences of a substring in a string. I am going to explain in detail, with examples here, how to count occurrences of a substring in a string in PowerShell. To count occurrences of a substring in a string in PowerShell, you can … Read more
I was working on a PowerShell script recently, where I used different methods to replace placeholders in strings. I thought I would share it with you. In this tutorial, I will show you how to replace placeholders in strings using PowerShell. To replace placeholders in strings using PowerShell, you can use the -replace operator, which … Read more
Recently, one of my clients wanted to list all the column names from a SharePoint Online list. I tried PnP PowerShell to do it. In this tutorial, I will explain how to get all list fields in SharePoint Online using PnP PowerShell. I will also show you how to get all the list columns, including … Read more
To remove characters from a string in PowerShell, replace them with nothing. Use .Replace() for exact characters, or -replace with a pattern to remove a whole group at once: Output: The second line keeps only the digits, which is the easiest way to clean up a US phone number. I ran every example in PowerShell … Read more
To convert a string to a hashtable in PowerShell, use ConvertFrom-StringData. It reads text with one key=value pair per line and returns a hashtable: Output: Below I handle one-line strings, backslashes, JSON and value types, then go the other way and turn a hashtable back into a string. Every example ran in PowerShell 7.6 and … Read more
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