Added in 1.9.7
$wmiquery([path], query, [N], key)
Performs a WMI query and return the N'th value.
Parameters
[path] - Optional path.
query - Query to perform.
[N] - If 0, numbers of results else the N'th value (optional, default is 1)
key - The key to get.
Example
; Prints the cpu l2 cache //echo -ag l2 cache is $wmiquery(SELECT * FROM Win32_Processor, L2CacheSize)