and,bread,do,else,elseif,end,false,for,function,if,in,local,nil,not,or,repeat,return ,then,true,until,while

a = [[multiple line
with ‘‘single‘ and "double" quoted strings inside.]]

a,b,c,d = 1,2,"louis","song";

a,b=b,a;
print(a,b);--输出2,1

a,b = 123,"louisong";
print("a="..a,"b="..louissong);--输出a=123 b="louissong"

print "Hello Lua!"
print ("Hello Lua!");

io.write("hello!")
io.write("hello!")
--output--
hellohello

a = {}
b = {1,2,3}
c = {"a","b"}

a.name = "louissong"
a.adress = "ShangHai"
print(a.name,a["adress"]);

a=1
if a==1 then
    print("a is one")
else
　　print("a is not one!");
end

if a==1 then
    print("a is 1")
elseif a==2 then
    print(a is 2)
else 
    print(a is 3);
end