Powershell parse large xml file

Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. Ask Question. Asked 7 years, 2 months ago. Active 2 years ago. Viewed 9k times. I have an XML of couple of gigabytes. There are no spaces in the XML. Element: if MyReader. WriteAllText output, el.

Improve this question. Rule No. More complex XML files generally include an entire hierarchy of elements. The lines in the middle of the sample XML file that list fruit names and colors are known as attributes. Attributes contain values values are the actual data , and these values must be surrounded by quotation marks.

Additionally, both attributes and elements must have a closing tag, which is represented by a backslash. For the sake of demonstration, I will be using the XML file listed above. I will name the file Demo. Thankfully, this is easier than it sounds. At the time, that was one of the most common ways of reading a text file. The Get-Content cmdlet works in exactly the same way as the Type command.

You can see an example of this in the figure below. In PowerShell, you can even take things a step further and map a variable to the Get-Content command. You can, of course, extract data from the text, but doing so requires complex string manipulations. As previously noted, it is a lot easier to just create an object. As previously noted, you can map a variable to the Get-Content command. Doing so looks something like this:. I think I will call her, and see if she is ready….

The Scripting Wife thought for a few seconds and began to type. Within a minute or so, she had composed the command that is shown here. The two commands and the output associated with the commands are shown in the image that follows.

Take your book element, pipe it to the Foreach-Object cmdlet, then pipe that to the Sort-Object cmdlet, and choose the DisplayName property. Then group it by DisplayName. She thought for a second, and then used the Up arrow to retrieve her previous command. She then modified it until the following command appeared. She turned the monitor to me, and the output that is shown in the image that follows was the result.

Retrieve your command that lists all the titles. This time the Scripting Wife did not hesitate. She retrieved her next to last command by pressing the Up arrow twice.