紫薯布丁紫薯布丁紫薯布丁
本帖最后由 xieeyawen 于 2025-5-23 10:31 编辑
****局部变量和全局变量,let执行效率比prog高,prog需要return返回值,prog可以使用go函数。***************
***********************************************
defun( addTwoNum (a b)
let((result1)
result1 = a + b;
;return(result1)
)
) ==>addTwoNum(10 10)==>20
***********************************************
defun( addTwoNum (a b)
prog((result1)
result1 = a + b;
;return(result1)
)
)==>addTwoNum(10 10)==>nil
***********************************************
defun( addTwoNum (a b)
prog((result1)
result1 = a + b;
result1
;return(result1)
)
) ==>addTwoNum(10 10)==>nil
***********************************************
defun( addTwoNum (a b)
prog((result1)
result1 = a + b;
;result1
return(result1)
)
)==>addTwoNum(10 10)==>20
==>result1==>E- *Error* toplevel: undefined variable - result1
***********************************************
defun( addTwoNum (a b)
prog((result1)
result1 = a + b;
return(result1)
)
)
defun( other ()
let((result1)
result1=addTwoNum(10 10)
)
)==>other()==>20
==>result1==>E- *Error* toplevel: undefined variable - result1
***********************************************
defun( addTwoNum (a b)
prog((result1)
result1 = a + b;
return(result1)
)
)
defun( other1 ()
result1=addTwoNum(10 10)
)==>other1()==>20
==>result1==>20
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