oktw says to #ysitd <mmis1000>: ([.\\/]|^)(y[sS][iI][tT][dD]|[yY]s[iI][tT][dD]|[yY][sS]i[tT][dD]|[yY][sS][iI]t[dD]|[yY][sS][iI][tT]d)([^a-zA-Z]|$) 我是用這坨東西暴力Match啦...