People have been asking about creating arbitrary delegates out of scriptblocks. As Jeffrey has mentioned, this isn’t directly supported in V1.0 of PowerShell. It is, however, possible to do it using dynamic methods and the CreateDelegate call. Here’s a script (also attached) that will do it.
Arild asked the following in http://arildf.spaces.msn.com/blog/cns!E99F8B43533149B0!140.entry?_c%3dBlogPart :
PSMDTAG:FAQ: Delegates – how to cast a scriptblock to an arbitrary delegate signature? ANSWER – You can’t in V1.0.
In version 1.0 Windows PowerShell only supports casting scriptblocks to delegates with the signature:
void Method(Object Sender, object e)