利用博客进行软件版本验证和升级

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var   Form1: TForm1; const versionthis:double=2.24; implementation {$R *.dfm} uses shellapi; procedure TForm1.Button1Click(Sender: TObject); var version:string; begin end; procedure TForm1.FormCreate(Sender: TObject); var version,s:string; p:integer; ver:double; begin s:=idhttp1.Get('http://blog.sina.com.cn/s/blog_66357ab901012wmb.html'); p:=pos('ztmstversion:',s); version:=copy(s,p+13,4); ver:=strtofloat(version); if ver>versionthis then begin label1.Caption:=label1.Caption+version+'版本,点击进行下载'; label1.Visible:=true; end; end; procedure TForm1.Label1Click(Sender: TObject); begin ShellExecute(handle,'open','这里写上下载地址',nil,nil,SW_SHOWNORMAL); end; end.