「Lua入門」算術演算子を使うサンプル
環境
Lua 5.4.4
構文
Luaの算術演算子には、+(加算)、 -(減算)、 *(積算)、 /(除算) の四則演算子と ^(累乗)、%(剰余)があります。
形式一覧
+ 加算 – 減算
* 積算 / 除算
^ 累乗 % 剰余
使用例
a = 32 b = 10 c = a + b print("Line 1 - c value is ", c ) c = a - b print("Line 2 - c value is ", c ) c = a * b print("Line 3 - c value is ", c ) c = a / b print("Line 4 - c value is ", c ) c = a % b print("Line 5 - c value is ", c ) c = a^2 print("Line 6 - c value is ", c ) c = -a print("Line 7 - c value is ", c )
実行結果
C:\study\lua>lua test.lua Line 1 - c value is 42 Line 2 - c value is 22 Line 3 - c value is 320 Line 4 - c value is 3.2 Line 5 - c value is 2 Line 6 - c value is 1024.0 Line 7 - c value is -32