February 2019
Intermediate to advanced
626 pages
15h 51m
English
Content preview from Mastering Windows PowerShell Scripting - Third Edition
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Validation attribute classes
PowerShell classes may be used to build custom validation attributes. This might act as an alternative to ValidateScript in some respects.
Validation attributes must inherit from either ValidateArgumentsAttribute or ValidateEnumeratedArgumentsAttribute.
Validators are most often used with parameters in scripts and functions, but they may be used with any variable.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.