Format-Table - Suay.Site

What does $_ and $PSItem mean in PowerShell

Posted by Alex On August 6, 2025

Table of Contents 1. What is $_ and $PSItem in PowerShell 2. How to use $_ and $PSItem in ForEach-Object and Where-Object cmdlets 3. Using $_ and $PSItem in .ForEach() and .Where() methods 4. Using $_ and $PSItem in Format-Table 5. Using $_ and $PSItem in hashtables to format output 6. The -replace operator script block 7. Other uses of...

Hashtables in PowerShell (strings that start with @) (complete guide)

Posted by Alex On September 4, 2024

Table of Contents 1. What are Hashtables in PowerShell 2. What are hashtables used for? 1) Storing data 2) Cmdlet options 3) Formatting output 4) Converting to JSON 3. Syntax for creating hashtables 4. Why the order of keys is not maintained in the hashtable. How to create an ordered hashtable 5. How to output the contents of a hashtable...

How to remove the header from the output table in PowerShell and leave only the data

Posted by Alex On September 3, 2024

Most likely, you do not need to remove the table header Before I tell you how to remove the header (column names) from the data output by a cmdlet and leave only the data itself, it is important to note that PowerShell is quite different from other programming languages in terms of output data. While Python, Bash, PHP, and many...