Answer / smart varghese

funtion modules subroutines
1.they can be tested by itself 1.they cannot .
2.they can be remote enabled 2.they cannot .
3.they can handle exceptions 3.Only a few can handle.
4.they have to be maintained in 4.It is not necessary.
a function group.

Answer / manoj kumar

Function module is globel and Subroutine is local to the
the program in which it is defined. So if we need to use
some functionality more that onece we can make function
module and we can call them where ever we want. without
again redefining it.

Answer / venkaiah rudrapati

1) function modules are global we can access the function modules within the server as well as the out side the server also where as subroutines are local we can access the subroutines within the server only.

2)we can test the function module independently without calling where as the subroutine we can't test the subroutine independently.

3) subroutines can't handle the exceptions where as function module can handle the exceptions.

4)
.

Answer / manoj

A function returns a value whereas a subroutine does not. A
function should not change the values of actual arguments
whereas a subroutine could change them.

Answer / anand

function modules uses call by value technique and whereas subroutines uses both call by value and reference

Answer / mayuri

Function Module. Subroutines.
1. Can return the value Can not return the Value
2. Executable programs Non executable programs

Answer / sunil panghal

Functions modual is globel and subroutions is globel and
local both

Hi Toall abap gurus what are the variants in alv reports ? and what is the use of reuse_alv_variants_get ? and what is the purpose of i_save parmaetr in the resue_av_grid-display funmodule? what is the purpose of reuse _av_default_varinat_get ? Thanks in advance for ur answers kumar

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