请看下面的函数,将回车符换成空格
function deleteenter(str:string):string;
var k:integer;
s1,s2:string;
begin
s2:=#$D#$A;
s1:=str;
k:=pos(s2,str);
if k=0 then result:=str
else
begin
s1:=str;
while k<>0 do
begin
s1:=copy(s1,1,k-1)+' '+copy(s1,k+2,length(str)-k);
k:=pos(s2,s1);
end;
end;
result:=s1;
end;