feat:提交

tests/dev1/dataHandle/common/Random.ts

@@ -0,0 +1,11 @@
+import { FixIndex } from './Util'
+
+export function RandomIndex(count: number, exclude?: number): number
+{
+  let index = Math.floor(Math.random() * count)
+  if (index === count)
+    index = 0
+  if (index === exclude)
+    index = FixIndex(index + 1, count)
+  return index
+}