Create 随机大小写字母.lua

snkeyt · May 22, 2020 · 0b5cdeb · 0b5cdeb
1 parent e2700d2
commit 0b5cdeb
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/随机字符串/随机大小写字母.lua b/随机字符串/随机大小写字母.lua
@@ -0,0 +1,19 @@
+function rndLetter(num)
+local ret = ""
+pcall(function()
+for var = 1,num do
+if math.random()>0.5 then
+ret = ret..string.char(math.random(65,90))
+else
+ret = ret..string.char(math.random(97,122))
+end
+end
+end)
+return ret
+end
+
+--用法
+math.randomseed(tonumber(tostring(os.time()):reverse():sub(1,6))) --设置随机种子
+for var = 1,5 do
+nLog(rndLetter(10)) --生成一个 10 位随机大小写字母的字符串
+end