arfregadd(A,B)
sub(A,B)
mul(A,B)
div(A,B)
pwr(A,B)
chsgn(A)
comp(A,B)
% cat test
struct a {id,body}$
def add(A,B)
{
C = newstruct(a);
C->id = A->id; C->body = A->body+B->body;
return C;
}
def sub(A,B)
{
C = newstruct(a);
C->id = A->id; C->body = A->body-B->body;
return C;
}
def mul(A,B)
{
C = newstruct(a);
C->id = A->id; C->body = A->body*B->body;
return C;
}
def div(A,B)
{
C = newstruct(a);
C->id = A->id; C->body = A->body/B->body;
return C;
}
def pwr(A,B)
{
C = newstruct(a);
C->id = A->id; C->body = A->body^B;
return C;
}
def chsgn(A)
{
C = newstruct(a);
C->id = A->id; C->body = -A->body;
return C;
}
def comp(A,B)
{
if ( A->body > B->body )
return 1;
else if ( A->body < B->body )
return -1;
else
return 0;
}
arfreg("a",add,sub,mul,div,pwr,chsgn,comp)$
end$
% asir
This is Risa/Asir, Version 20000908.
Copyright (C) FUJITSU LABORATORIES LIMITED.
1994-2000. All rights reserved.
[0] load("./test")$
[11] A=newstruct(a);
{0,0}
[12] B=newstruct(a);
{0,0}
[13] A->body = 3;
3
[14] B->body = 4;
4
[15] A*B;
{0,12}
newstruct,
section 構造体定義
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