清醒时做事，糊涂时读书，大怒时睡觉，无聊时关注图老师为大家准备的精彩内容。下面为大家推荐TextFile读写，无聊中的都看过来。
【 tulaoshi.com - 编程语言 】
function readFromFile:string;
var s,s2:string; F:TextFile;
begin
OpenDialog1.FileName:='';
OpenDialog1.Filter:='*.XML|*.xml';
s:=''; result:='';
if not OpenDialog1.Execute then exit;
assignfile(F,OpenDialog1.FileName);
try
Reset(F);
while not Eof(F) do
begin
Readln(F, s2);
s:=s+s2;
end;
result:=s;
finally
closefile(f);
end;
end;
procedure writeToFile(s:string);
var F:TextFile;
begin
assignfile(f,SaveDialog1.fileName);
try
rewrite(f);
writeln(f,s1);
finally
closefile(f);
end;
end;
来源:https://www.tulaoshi.com/n/20160219/1603916.html
