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【Lua】【1】探讨Lua基础知识

2015-08-05 16:02 555 查看 
--//===========================第一章
--[[
print("------------第一章 -----------")
print("Hello  lisong")
print(2+2)
print(3-1)
print(3*2)
print(5/2)
print(5%3)
print(5^2)
print(-(5-1))
print(2*(1+2+3)^3)    --  相当于 2*(6^3)=2*216
print(11^15)
print(23000000000000001)
print(1.2345e5)
print(1.234512e5)
print(1.234E+05)
print(1234E-4)
print(1234*(10^-4))
print(0xf)
print(0x10)
print(0x11)
print(0x10a4)
pointTwo=1.2-1.0
print(pointTwo<0.2)
print(pointTwo>0.2)
print(type("Hello"))
print(type(2))
print(type(1.2))
print(type(2>23))
print(type(true))
add=function ()
return   10
end
print(type(add))
a={}
print(type(a))
print(type(printw))
a={ [1]=1,[2]=2}
a="hh"
print(type(a))
x=4
y=3
print(x+y)
f00=13
print(f00)
f00="Java"
print(f00)
x=4
y=x
print(x)
print(y)
x=5
print(x)
print(y)
a={}a[1]=3a[2]=4b=aprint(a[1].."  "..a[2])print(b[1].."  "..b[2])a[1]="Hello"b[2]=2.3print(a[1].."  "..a[2])print(b[1].."  "..b[2])x,y= 3,{ age="24",sex="man"}print(x.."  "..y.age.."  "..y.sex)add = function  (a,b,c)   return  a^2,b^2,c^2   endx,y,z=add(1,2,3)add  function  (a,b,c)  a,b,c=2,3,4 return  2,3,4   endprint(x.." "..y.." "..z)print(1==1)print(1<2)print(1>2)print(1~=1)print(1>=0)print((1.2-1.0)~=0.2)print(1=="JJJ")print("hello"=="hello")print(true~=true)a={[1]=2}b=aprint(a==b)a=1add = function  (a,b,c)   return  a^2,b^2,c^2   endkkk= function  (a,b,c)   return  a^2,b^2,c^2   endkkk=addprint(add==kkk)print(1=="mm")print("hellp"<"p")print("hello"<"hella")print("abcd"<"abcde")x=tostring(13)print(type(x))y=tonumber("1e4")print(type(y))z='ni haoo \' mdlam 'print(z)print(type(z))w="Hello \" moni"print(w)--str=\[\[Hello\]\]print(#str)print(type(string.len(str)))print(type(#str))print("J\195\180ger")print(true  and  true)print(true and  false)print(false  and  false)print(false  and  true)print(true  and  "Hje")print( 0  and  -4)print(false  and 5)print()print(true  or  true)print(true or    false)print(false  or    false)print(false  or    true)print( 5  or  4)print(false  or  4)print( false or  0  or "Hello")str=[===[  [=[ndkandks<head></head>]===]]=]print(str)print(not  true)print(not 4)print(not false)print(not (false  or  "Hello"))if  not (false  or  "Hello")  thenprint("true")elseprint("false")end]]a={name="foride"}if  a.name  thenprint("true")elseprint("false")endprint(c==nil)print(type(b)=="nil")     --   trueprint(type(a)=="table")  --truedolocal  i=10print("Inside:"..i )endprint(i)--块local  j=10print(j)print(type(j))

                                            

                                        

                        
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                                                Lua基础
                                                

                        

                    


                

            


            

                
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