1 [char[]][int[]]$char=65..90 2 $char -join ‘,‘ 3 [int[]][char[]]$ascii=$char 4 $ascii -join ‘,‘
A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z
65,66,67,68,69,70,71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90
原文：http://www.cnblogs.com/XiaoCY/p/7496016.html